{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-27585", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "dateUpdated": "2023-08-30T00:06:42.345916", "dateReserved": "2023-03-04T00:00:00", "datePublished": "2023-03-14T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2023-08-30T00:06:42.345916"}, "descriptions": [{"lang": "en", "value": "PJSIP is a free and open source multimedia communication library written in C. A buffer overflow vulnerability in versions 2.13 and prior affects applications that use PJSIP DNS resolver. It doesn't affect PJSIP users who do not utilise PJSIP DNS resolver. This vulnerability is related to CVE-2022-24793. The difference is that this issue is in parsing the query record `parse_query()`, while the issue in CVE-2022-24793 is in `parse_rr()`. A patch is available as commit `d1c5e4d` in the `master` branch. A workaround is to disable DNS resolution in PJSIP config (by setting `nameserver_count` to zero) or use an external resolver implementation instead."}], "affected": [{"vendor": "pjsip", "product": "pjproject", "versions": [{"version": "<= 2.13", "status": "affected"}]}], "references": [{"url": "https://github.com/pjsip/pjproject/security/advisories/GHSA-q9cp-8wcq-7pfr"}, {"url": "https://github.com/pjsip/pjproject/security/advisories/GHSA-p6g5-v97c-w5q4"}, {"url": "https://github.com/pjsip/pjproject/commit/d1c5e4da5bae7f220bc30719888bb389c905c0c5"}, {"url": "https://www.pjsip.org/pjlib-util/docs/html/group__PJ__DNS__RESOLVER.htm"}, {"name": "[debian-lts-announce] 20230418 [SECURITY] [DLA 3394-1] asterisk security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00020.html"}, {"name": "DSA-5438", "tags": ["vendor-advisory"], "url": "https://www.debian.org/security/2023/dsa-5438"}, {"name": "[debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-122: Heap-based Buffer Overflow", "cweId": "CWE-122"}]}, {"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "cweId": "CWE-120"}]}], "source": {"advisory": "GHSA-q9cp-8wcq-7pfr", "discovery": "UNKNOWN"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:teluu:pjsip:*:*:*:*:*:*:*:*", "matchCriteriaId": "544B7D78-BF3B-4EBA-800A-E7537199615A", "versionEndExcluding": "2.13", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "PJSIP is a free and open source multimedia communication library written in C. A buffer overflow vulnerability in versions 2.13 and prior affects applications that use PJSIP DNS resolver. It doesn't affect PJSIP users who do not utilise PJSIP DNS resolver. This vulnerability is related to CVE-2022-24793. The difference is that this issue is in parsing the query record `parse_query()`, while the issue in CVE-2022-24793 is in `parse_rr()`. A patch is available as commit `d1c5e4d` in the `master` branch. A workaround is to disable DNS resolution in PJSIP config (by setting `nameserver_count` to zero) or use an external resolver implementation instead."}], "id": "CVE-2023-27585", "lastModified": "2023-08-30T01:15:37.417", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "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:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "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:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2023-03-14T17:15:19.587", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/pjsip/pjproject/commit/d1c5e4da5bae7f220bc30719888bb389c905c0c5"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/pjsip/pjproject/security/advisories/GHSA-p6g5-v97c-w5q4"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://github.com/pjsip/pjproject/security/advisories/GHSA-q9cp-8wcq-7pfr"}, {"source": "security-advisories@github.com", "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00020.html"}, {"source": "security-advisories@github.com", "url": "https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html"}, {"source": "security-advisories@github.com", "url": "https://www.debian.org/security/2023/dsa-5438"}, {"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://www.pjsip.org/pjlib-util/docs/html/group__PJ__DNS__RESOLVER.htm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}, {"lang": "en", "value": "CWE-122"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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