{"containers": {"cna": {"affected": [{"product": "Cisco IP phone", "vendor": "Cisco", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2020-04-15T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition."}], "exploits": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is aware of public announcements about the vulnerability that is described in this advisory. Cisco PSIRT is not aware of any malicious use of this vulnerability."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-04-17T16:05:59.000Z", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "20200415 Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}], "source": {"advisory": "cisco-sa-voip-phones-rce-dos-rB6EeRXs", "defect": [["CSCuz03016", "CSCvs78272", "CSCvs78441"]], "discovery": "INTERNAL"}, "title": "Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "[email protected]", "DATE_PUBLIC": "2020-04-15T16:00:00-0700", "ID": "CVE-2020-3161", "STATE": "PUBLIC", "TITLE": "Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco IP phone", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "Cisco"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition."}]}, "exploit": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is aware of public announcements about the vulnerability that is described in this advisory. Cisco PSIRT is not aware of any malicious use of this vulnerability."}], "impact": {"cvss": {"baseScore": "9.8", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20"}]}]}, "references": {"reference_data": [{"name": "20200415 Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"name": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}]}, "source": {"advisory": "cisco-sa-voip-phones-rce-dos-rB6EeRXs", "defect": [["CSCuz03016", "CSCvs78272", "CSCvs78441"]], "discovery": "INTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T07:24:00.645Z"}, "title": "CVE Program Container", "references": [{"name": "20200415 Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO", "x_transferred"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2020-3161", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-11-08T16:11:11.668072Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2021-11-03", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3161"}}}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3161", "tags": ["government-resource"]}], "timeline": [{"time": "2021-11-03T00:00:00+00:00", "lang": "en", "value": "CVE-2020-3161 added to CISA KEV"}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-21T23:35:45.888Z"}}]}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2020-3161", "datePublished": "2020-04-15T20:10:11.570Z", "dateReserved": "2019-12-12T00:00:00.000Z", "dateUpdated": "2025-10-21T23:35:45.888Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"containers": {"cna": {"affected": [{"product": "Cisco IP phone", "vendor": "Cisco", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2020-04-15T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition."}], "exploits": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is aware of public announcements about the vulnerability that is described in this advisory. Cisco PSIRT is not aware of any malicious use of this vulnerability."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-04-17T16:05:59.000Z", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "20200415 Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}], "source": {"advisory": "cisco-sa-voip-phones-rce-dos-rB6EeRXs", "defect": [["CSCuz03016", "CSCvs78272", "CSCvs78441"]], "discovery": "INTERNAL"}, "title": "Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "[email protected]", "DATE_PUBLIC": "2020-04-15T16:00:00-0700", "ID": "CVE-2020-3161", "STATE": "PUBLIC", "TITLE": "Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco IP phone", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "Cisco"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition."}]}, "exploit": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is aware of public announcements about the vulnerability that is described in this advisory. Cisco PSIRT is not aware of any malicious use of this vulnerability."}], "impact": {"cvss": {"baseScore": "9.8", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20"}]}]}, "references": {"reference_data": [{"name": "20200415 Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"name": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}]}, "source": {"advisory": "cisco-sa-voip-phones-rce-dos-rB6EeRXs", "defect": [["CSCuz03016", "CSCvs78272", "CSCvs78441"]], "discovery": "INTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T07:24:00.645Z"}, "title": "CVE Program Container", "references": [{"name": "20200415 Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO", "x_transferred"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2020-3161", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-11-08T16:11:11.668072Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2021-11-03", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3161"}}}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3161", "tags": ["government-resource"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-11-08T16:11:28.158Z"}, "timeline": [{"time": "2021-11-03T00:00:00+00:00", "lang": "en", "value": "CVE-2020-3161 added to CISA KEV"}], "title": "CISA ADP Vulnrichment"}]}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2020-3161", "datePublished": "2020-04-15T20:10:11.570Z", "dateReserved": "2019-12-12T00:00:00.000Z", "dateUpdated": "2025-10-21T19:54:33.449Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"cisaActionDue": "2022-05-03", "cisaExploitAdd": "2021-11-03", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8865_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "F84C7842-0D6A-4950-AC9B-63602140BAF1", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8865_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "144FA4D4-61A7-454F-9373-F91548E4B8AE", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8865_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "85C8430D-496C-44CA-AA95-6448F3459373", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8865:-:*:*:*:*:*:*:*", "matchCriteriaId": "BB99B9AB-64B5-4989-9579-A1BB5D2D87EF", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8851_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "5800EBC5-4C54-46E9-B742-A49EE6D57A32", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8851_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "BB5548D1-7E70-4E75-B0FC-FC390B858612", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8851_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "07844DC0-2E7A-4540-897D-C4E2B440C4EB", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8851:-:*:*:*:*:*:*:*", "matchCriteriaId": "8AF6DC5E-F582-445E-BF05-2D55A0954663", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_7841_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "1617D281-505F-49D2-AAAB-91D61F7D4797", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_7841:-:*:*:*:*:*:*:*", "matchCriteriaId": "73CF8A50-11BD-4506-BF2A-CCA36BF59EFF", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_7821_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "B552853A-14E0-4339-A87E-7AE00BF143EA", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_7821:-:*:*:*:*:*:*:*", "matchCriteriaId": "AE7AFFF0-5B21-400B-B923-E9B7FCCE08FA", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8811_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "8260121F-1819-40ED-A3CC-86A98B84CF13", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8811_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "2404681B-34F2-4F60-AE8B-1A41E2FCFB68", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8811_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "D7BDE345-B411-4A8B-A6A6-A031C52E2844", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8811:-:*:*:*:*:*:*:*", "matchCriteriaId": "D0CC3127-3152-4906-9FE0-BC6F21DCADAA", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8861_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "D1350005-A1E5-4794-B853-9DB3494C3B78", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8861_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "F5E2CDC1-4031-4F88-94C2-4AA7AC112D87", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8861_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "228ADA90-87B0-4BBF-A7CB-ABDC2509E5A7", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8861:-:*:*:*:*:*:*:*", "matchCriteriaId": "090EE553-01D5-45F0-87A4-E1167F46EB77", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8845_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "363E47B4-E22B-4A8A-92CD-1ACDB2CF6CD5", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8845_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "B41E93DB-62E6-4AFB-8C72-44C51E1CB1E7", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8845_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "16218F2F-0889-437D-A8C4-EFC7C197C19A", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8845:-:*:*:*:*:*:*:*", "matchCriteriaId": "A313E64A-F43C-4FBA-A389-6171CBD709C0", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_7861_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "5E2460C9-F9C8-4436-BD8E-3FDD8978E8C8", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_7861:-:*:*:*:*:*:*:*", "matchCriteriaId": "E52C420C-FD54-4BE4-8720-E05307D53520", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8841_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "B73D3CF0-E2A3-4A76-82D8-3C899B41BA11", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8841_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "E719FD30-98C0-4582-8ED5-DDBA01CCC055", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8841_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "6528A512-7359-4F95-9BD4-0083524F9125", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8841:-:*:*:*:*:*:*:*", "matchCriteriaId": "7944CC9C-AE08-4F30-AF65-134DADBD0FA1", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_7811_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "6D715BDD-D977-4581-BA09-A2936991CFA7", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_7811:-:*:*:*:*:*:*:*", "matchCriteriaId": "D7260C17-7067-47AD-995F-366A5E8B10E7", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8821_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "AA6858D1-20BC-417A-9328-196798A23B48", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "9E4622EF-D5CA-4971-A3A7-0610C136F160", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "2740B39B-ADD1-4CD9-BEF8-FFBDEA1567F0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8821:-:*:*:*:*:*:*:*", "matchCriteriaId": "36C99E0B-0383-4CB3-B325-EC0F3D57D39D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ip_phone_8821-ex_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "A3783AE8-6B80-4DC4-8525-84E63D50DAAC", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8821-ex_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "FFC9FAB0-B9A7-476A-AAF0-A4B14FC48CF2", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ip_phone_8821-ex_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "E6745422-3CE4-41A0-A87E-BD9C5DA45BF2", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ip_phone_8821-ex:-:*:*:*:*:*:*:*", "matchCriteriaId": "EE56B858-B59D-4197-9B2A-33A03908B967", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:8831_firmware:10.3\\(1\\)es14:*:*:*:*:*:*:*", "matchCriteriaId": "9F731586-5715-45FA-AB4D-7301D15DFB60", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:8831_firmware:11.0\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "188DB874-2611-4919-A2E0-A955852AB424", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:8831_firmware:11.0\\(5\\)sr1:*:*:*:*:*:*:*", "matchCriteriaId": "DAD76AAB-7FD9-4F31-87C2-899128A1943E", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:8831:-:*:*:*:*:*:*:*", "matchCriteriaId": "BE2514A1-486C-40F7-8746-56E2B973CBE6", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition."}, {"lang": "es", "value": "Una vulnerabilidad en el servidor web de Cisco IP Phones, podr\u00eda permitir a un atacante no autenticado remoto ejecutar c\u00f3digo con privilegios root o causar una recarga de un tel\u00e9fono IP afectado, resultando en una condici\u00f3n de denegaci\u00f3n de servicio (DoS). La vulnerabilidad es debido a una falta de comprobaci\u00f3n de entrada apropiada de las peticiones HTTP. Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de una petici\u00f3n HTTP dise\u00f1ada al servidor web de un dispositivo apuntado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir a un atacante ejecutar c\u00f3digo remotamente con privilegios root o causar una recarga de un tel\u00e9fono IP afectado, resultando en una condici\u00f3n DoS."}], "id": "CVE-2020-3161", "lastModified": "2025-10-22T00:17:07.370", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "[email protected]", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "[email protected]", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}]}, "published": "2020-04-15T20:15:15.097", "references": [{"source": "[email protected]", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/157265/Cisco-IP-Phone-11.7-Denial-Of-Service.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phones-rce-dos-rB6EeRXs"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3161"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-20"}], "source": "[email protected]", "type": "Primary"}]}

{}