CVE-2018-7284

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2018-02-21T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A Buffer Overflow issue was discovered in Asterisk through 13.19.1, 14.x through 14.7.5, and 15.x through 15.2.1, and Certified Asterisk through 13.18-cert2. When processing a SUBSCRIBE request, the res_pjsip_pubsub module stores the accepted formats present in the Accept headers of the request. This code did not limit the number of headers it processed, despite having a fixed limit of 32. If more than 32 Accept headers were present, the code would write outside of its memory and cause a crash."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-10-17T09:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "http://downloads.asterisk.org/pub/security/AST-2018-004.html"}, {"name": "44184", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "https://www.exploit-db.com/exploits/44184/"}, {"name": "DSA-4320", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2018/dsa-4320"}, {"name": "103151", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/103151"}, {"name": "1040416", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1040416"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-7284", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A Buffer Overflow issue was discovered in Asterisk through 13.19.1, 14.x through 14.7.5, and 15.x through 15.2.1, and Certified Asterisk through 13.18-cert2. When processing a SUBSCRIBE request, the res_pjsip_pubsub module stores the accepted formats present in the Accept headers of the request. This code did not limit the number of headers it processed, despite having a fixed limit of 32. If more than 32 Accept headers were present, the code would write outside of its memory and cause a crash."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://downloads.asterisk.org/pub/security/AST-2018-004.html", "refsource": "CONFIRM", "url": "http://downloads.asterisk.org/pub/security/AST-2018-004.html"}, {"name": "44184", "refsource": "EXPLOIT-DB", "url": "https://www.exploit-db.com/exploits/44184/"}, {"name": "DSA-4320", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2018/dsa-4320"}, {"name": "103151", "refsource": "BID", "url": "http://www.securityfocus.com/bid/103151"}, {"name": "1040416", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1040416"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T06:24:11.866Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://downloads.asterisk.org/pub/security/AST-2018-004.html"}, {"name": "44184", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "https://www.exploit-db.com/exploits/44184/"}, {"name": "DSA-4320", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "https://www.debian.org/security/2018/dsa-4320"}, {"name": "103151", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/103151"}, {"name": "1040416", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1040416"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-7284", "datePublished": "2018-02-22T00:00:00.000Z", "dateReserved": "2018-02-21T00:00:00.000Z", "dateUpdated": "2024-08-05T06:24:11.866Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "E88E5DD3-A16C-4026-A7E3-02C5C8AEFA0C", "versionEndIncluding": "13.19.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "2BBC6235-486B-46AE-96C1-A8F5B68A1D96", "versionEndIncluding": "14.7.5", "versionStartIncluding": "14.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "D63485A9-4464-49C7-ACF8-826303D8C152", "versionEndIncluding": "15.2.1", "versionStartIncluding": "15.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:digium:certified_asterisk:13.18:cert1:*:*:*:*:*:*", "matchCriteriaId": "05795EED-0473-4806-A9AD-FD92212CCC77", "vulnerable": true}, {"criteria": "cpe:2.3:a:digium:certified_asterisk:13.18:cert2:*:*:*:*:*:*", "matchCriteriaId": "C3F701AA-E842-4680-9747-000C3A4F6E4B", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:digium:certified_asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "56E4037E-1F6F-4E1A-8549-38219F0A8E91", "versionEndIncluding": "13.18", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Buffer Overflow issue was discovered in Asterisk through 13.19.1, 14.x through 14.7.5, and 15.x through 15.2.1, and Certified Asterisk through 13.18-cert2. When processing a SUBSCRIBE request, the res_pjsip_pubsub module stores the accepted formats present in the Accept headers of the request. This code did not limit the number of headers it processed, despite having a fixed limit of 32. If more than 32 Accept headers were present, the code would write outside of its memory and cause a crash."}, {"lang": "es", "value": "Se ha descubierto un problema de desbordamiento de b\u00fafer en Asterisk hasta la versi\u00f3n 13.19.1; versiones 14.x anteriores a la 14.7.5 y las versiones 15.x anteriores a la 15.2.1, as\u00ed como Certified Asterisk hasta la versi\u00f3n 13.18-cert2. Al procesar una petici\u00f3n SUBSCRIBE, el m\u00f3dulo res_pjsip_pubsub almacena los formatos aceptados presentes en las cabeceras Accept de la petici\u00f3n. Este c\u00f3digo no limitaba el n\u00famero de cabeceras que procesaba, a pesar de tener un l\u00edmite fijado en 32. Si estuviesen presentes m\u00e1s de 32 cabeceras Accept, el c\u00f3digo escribir\u00eda fuera de la memoria y provocar\u00eda un cierre inesperado."}], "id": "CVE-2018-7284", "lastModified": "2026-06-17T02:02:57.187", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-02-22T00:29:01.000", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://downloads.asterisk.org/pub/security/AST-2018-004.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/103151"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1040416"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2018/dsa-4320"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/44184/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://downloads.asterisk.org/pub/security/AST-2018-004.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/103151"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1040416"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2018/dsa-4320"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/44184/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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