{"containers": {"cna": {"affected": [{"product": "wire-server", "vendor": "wireapp", "versions": [{"status": "affected", "version": "< v2022-03-01"}]}], "descriptions": [{"lang": "en", "value": "Wire-server is the system server for the wire back-end services. Releases prior to v2022-03-01 are subject to a denial of service attack via a crafted object causing a hash collision. This collision causes the server to spend at least quadratic time parsing it which can lead to a denial of service for a heavily used server. The issue has been fixed in wire-server 2022-03-01 and is already deployed on all Wire managed services. On premise instances of wire-server need to be updated to 2022-03-01, so that their backends are no longer affected. There are no known workarounds for this issue."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "description": "CWE-400: Uncontrolled Resource Consumption", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-04-13T18:25:11", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/wireapp/wire-server/security/advisories/GHSA-phxv-pffh-fq2r"}, {"tags": ["x_refsource_MISC"], "url": "https://cs-syd.eu/posts/2021-09-11-json-vulnerability"}], "source": {"advisory": "GHSA-phxv-pffh-fq2r", "discovery": "UNKNOWN"}, "title": "DoS vulnerabiliity in wire-server json parser", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "[email protected]", "ID": "CVE-2021-41119", "STATE": "PUBLIC", "TITLE": "DoS vulnerabiliity in wire-server json parser"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "wire-server", "version": {"version_data": [{"version_value": "< v2022-03-01"}]}}]}, "vendor_name": "wireapp"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Wire-server is the system server for the wire back-end services. Releases prior to v2022-03-01 are subject to a denial of service attack via a crafted object causing a hash collision. This collision causes the server to spend at least quadratic time parsing it which can lead to a denial of service for a heavily used server. The issue has been fixed in wire-server 2022-03-01 and is already deployed on all Wire managed services. On premise instances of wire-server need to be updated to 2022-03-01, so that their backends are no longer affected. There are no known workarounds for this issue."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-400: Uncontrolled Resource Consumption"}]}]}, "references": {"reference_data": [{"name": "https://github.com/wireapp/wire-server/security/advisories/GHSA-phxv-pffh-fq2r", "refsource": "CONFIRM", "url": "https://github.com/wireapp/wire-server/security/advisories/GHSA-phxv-pffh-fq2r"}, {"name": "https://cs-syd.eu/posts/2021-09-11-json-vulnerability", "refsource": "MISC", "url": "https://cs-syd.eu/posts/2021-09-11-json-vulnerability"}]}, "source": {"advisory": "GHSA-phxv-pffh-fq2r", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T02:59:31.626Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/wireapp/wire-server/security/advisories/GHSA-phxv-pffh-fq2r"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://cs-syd.eu/posts/2021-09-11-json-vulnerability"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-41119", "datePublished": "2022-04-13T18:25:11", "dateReserved": "2021-09-15T00:00:00", "dateUpdated": "2024-08-04T02:59:31.626Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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