{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-42705", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2023-02-23T00:00:00", "dateReserved": "2022-10-10T00:00:00", "datePublished": "2022-12-05T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-02-23T00:00:00"}, "descriptions": [{"lang": "en", "value": "A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://downloads.asterisk.org/pub/security/AST-2022-008.html"}, {"name": "[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html"}, {"name": "DSA-5358", "tags": ["vendor-advisory"], "url": "https://www.debian.org/security/2023/dsa-5358"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "3632620E-8A6D-4D65-BED9-80C0E7CEA8DD", "versionEndExcluding": "16.29.1", "versionStartIncluding": "16.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "667B21FC-79F4-47C6-A116-84D6A6CB34FA", "versionEndExcluding": "18.15.1", "versionStartIncluding": "18.14.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "A26F9A47-00F4-4A96-B679-E8D68E842E32", "versionEndExcluding": "19.7.1", "versionStartIncluding": "19.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:sangoma:asterisk:20.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "ADB799D3-B6BE-468C-8D3E-B087ED287B24", "vulnerable": true}, {"criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert2:*:*:*:*:*:*", "matchCriteriaId": "892BAE5D-A64E-4FE0-9A99-8C07F342A042", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription."}, {"lang": "es", "value": "Un use after free en res_pjsip_pubsub.c en Sangoma Asterisk 16.28, 18.14, 19.6 y certificado/18.9-cert2 puede permitir que un atacante remoto autenticado bloquee Asterisk (denegaci\u00f3n de servicio) al realizar actividad en una suscripci\u00f3n a trav\u00e9s de un transporte confiable en al mismo tiempo que Asterisk tambi\u00e9n realiza actividad en esa suscripci\u00f3n."}], "id": "CVE-2022-42705", "lastModified": "2023-02-24T00:15:12.057", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-12-05T21:15:10.177", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://downloads.asterisk.org/pub/security/AST-2022-008.html"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html"}, {"source": "cve@mitre.org", "url": "https://www.debian.org/security/2023/dsa-5358"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}