{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-2808", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "state": "PUBLISHED", "assignerShortName": "Mattermost", "dateReserved": "2023-05-19T09:34:03.996Z", "datePublished": "2023-05-29T09:07:34.768Z", "dateUpdated": "2024-12-06T23:04:02.110Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Mattermost", "vendor": "Mattermost", "versions": [{"lessThan": "7.1.9", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "7.8.4", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "7.9.3", "status": "affected", "version": "0", "versionType": "semver"}, {"status": "unaffected", "version": "7.1.9"}, {"status": "unaffected", "version": "7.8.4"}, {"status": "unaffected", "version": "7.9.3"}, {"status": "unaffected", "version": "7.10"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "xpx"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<div>Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.</div>"}], "value": "Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.\n\n"}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20 Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost", "dateUpdated": "2023-05-29T09:07:34.768Z"}, "references": [{"url": "https://mattermost.com/security-updates/"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Update Mattermost to version v7.1.9, v7.8.4, v7.9.3, v7.10, or higher.<br>"}], "value": "Update Mattermost to version v7.1.9, v7.8.4, v7.9.3, v7.10, or higher.\n"}], "source": {"advisory": "MMSA-2023-00159", "defect": ["https://mattermost.atlassian.net/browse/MM-51442"], "discovery": "EXTERNAL"}, "title": "Lack of URL normalization allows rendering previews for disallowed domains", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T06:33:05.597Z"}, "title": "CVE Program Container", "references": [{"url": "https://mattermost.com/security-updates/", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-12-06T22:51:41.503793Z", "id": "CVE-2023-2808", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-12-06T23:04:02.110Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://mattermost.com/security-updates/", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T06:33:05.597Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-2808", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-12-06T22:51:41.503793Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-12-06T22:51:42.799Z"}}], "cna": {"title": "Lack of URL normalization allows rendering previews for disallowed domains", "source": {"defect": ["https://mattermost.atlassian.net/browse/MM-51442"], "advisory": "MMSA-2023-00159", "discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "xpx"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Mattermost", "product": "Mattermost", "versions": [{"status": "affected", "version": "0", "lessThan": "7.1.9", "versionType": "semver"}, {"status": "affected", "version": "0", "lessThan": "7.8.4", "versionType": "semver"}, {"status": "affected", "version": "0", "lessThan": "7.9.3", "versionType": "semver"}, {"status": "unaffected", "version": "7.1.9"}, {"status": "unaffected", "version": "7.8.4"}, {"status": "unaffected", "version": "7.9.3"}, {"status": "unaffected", "version": "7.10"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Update Mattermost to version v7.1.9, v7.8.4, v7.9.3, v7.10, or higher.\n", "supportingMedia": [{"type": "text/html", "value": "Update Mattermost to version v7.1.9, v7.8.4, v7.9.3, v7.10, or higher.<br>", "base64": false}]}], "references": [{"url": "https://mattermost.com/security-updates/"}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "descriptions": [{"lang": "en", "value": "Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.\n\n", "supportingMedia": [{"type": "text/html", "value": "<div>Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.</div>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-20", "description": "CWE-20 Improper Input Validation"}]}], "providerMetadata": {"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost", "dateUpdated": "2023-05-29T09:07:34.768Z"}}}, "cveMetadata": {"cveId": "CVE-2023-2808", "state": "PUBLISHED", "dateUpdated": "2024-12-06T23:04:02.110Z", "dateReserved": "2023-05-19T09:34:03.996Z", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "datePublished": "2023-05-29T09:07:34.768Z", "assignerShortName": "Mattermost"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*", "matchCriteriaId": "A414ED25-3A06-4485-A740-113DFBD3AAB1", "versionEndExcluding": "7.1.9", "versionStartIncluding": "5.34.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*", "matchCriteriaId": "468FF2BF-B5DC-4BFA-BF70-1B091644EE2A", "versionEndExcluding": "7.8.4", "versionStartIncluding": "7.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*", "matchCriteriaId": "E3BB0D81-A5EE-4FC5-94AB-0DD0CA243904", "versionEndExcluding": "7.9.3", "versionStartIncluding": "7.9.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.\n\n"}], "id": "CVE-2023-2808", "lastModified": "2024-11-21T07:59:19.863", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-05-29T10:15:10.083", "references": [{"source": "responsibledisclosure@mattermost.com", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates/"}], "sourceIdentifier": "responsibledisclosure@mattermost.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}