{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-57202", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-24T02:00:46.800Z", "datePublished": "2026-10-27T17:58:46.257Z", "dateUpdated": "2026-10-27T17:58:46.257Z"}, "containers": {"cna": {"title": "Asterisk: ARI setChannelVar bypasses live_dangerously and permits FILE() writes", "problemTypes": [{"descriptions": [{"cweId": "CWE-267", "lang": "en", "description": "CWE-267: Privilege Defined With Unsafe Actions", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-1220", "lang": "en", "description": "CWE-1220: Insufficient Granularity of Access Control", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/asterisk/asterisk/security/advisories/GHSA-vrfp-mg3q-3959", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/asterisk/asterisk/security/advisories/GHSA-vrfp-mg3q-3959"}, {"name": "https://github.com/asterisk/asterisk/commit/8f8ccaf70a80e518147b0c35c0c252de4735446f", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/commit/8f8ccaf70a80e518147b0c35c0c252de4735446f"}, {"name": "https://github.com/asterisk/asterisk/commit/92a5dd1003b737ae1cd2df4e60b73beb8d5e42bb", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/commit/92a5dd1003b737ae1cd2df4e60b73beb8d5e42bb"}, {"name": "https://github.com/asterisk/asterisk/commit/ba04e7f1f98887c3c6e0dc4ddce663021f7e948a", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/commit/ba04e7f1f98887c3c6e0dc4ddce663021f7e948a"}, {"name": "https://github.com/asterisk/asterisk/commit/bf9354267557ef6d6b75f5304faa243f595a5a66", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/commit/bf9354267557ef6d6b75f5304faa243f595a5a66"}, {"name": "https://github.com/asterisk/asterisk/commit/caa4d50d9c3bf04fc979b5b2cdc5dc425772d845", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/commit/caa4d50d9c3bf04fc979b5b2cdc5dc425772d845"}, {"name": "https://github.com/asterisk/asterisk/commit/d47b0b6e5a384746db194f751b53d559aba8dba9", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/commit/d47b0b6e5a384746db194f751b53d559aba8dba9"}, {"name": "https://github.com/asterisk/asterisk/commit/d8614505b27688dec3a1d14554f52fda94712928", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/commit/d8614505b27688dec3a1d14554f52fda94712928"}, {"name": "https://github.com/asterisk/asterisk/releases/tag/20.20.1", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/releases/tag/20.20.1"}, {"name": "https://github.com/asterisk/asterisk/releases/tag/21.12.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/releases/tag/21.12.3"}, {"name": "https://github.com/asterisk/asterisk/releases/tag/22.10.1", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/releases/tag/22.10.1"}, {"name": "https://github.com/asterisk/asterisk/releases/tag/23.4.1", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/releases/tag/23.4.1"}, {"name": "https://github.com/asterisk/asterisk/releases/tag/certified-20.7-cert11", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/releases/tag/certified-20.7-cert11"}, {"name": "https://github.com/asterisk/asterisk/releases/tag/certified-22.8-cert3", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/releases/tag/certified-22.8-cert3"}, {"name": "https://github.com/asterisk/asterisk/tree/24.0.0-pre1", "tags": ["x_refsource_MISC"], "url": "https://github.com/asterisk/asterisk/tree/24.0.0-pre1"}], "affected": [{"vendor": "asterisk", "product": "asterisk", "versions": [{"version": "< 20.20.1", "status": "affected"}, {"version": ">= 21.0.0-pre1, < 21.12.3", "status": "affected"}, {"version": ">= 22.0.0-pre1, < 22.10.1", "status": "affected"}, {"version": ">= 23.0.0-pre1, < 23.4.1", "status": "affected"}]}, {"vendor": "asterisk", "product": "certified-asterisk", "versions": [{"version": "< 20.7-cert11", "status": "affected"}, {"version": ">= 22.8-cert1-pre1, < 22.8-cert3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-27T17:58:46.257Z"}, "descriptions": [{"lang": "en", "value": "Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, an authenticated Asterisk REST Interface (ARI) attacker with read-only privileges may use `setChannelVar` to execute write dialplan functions, including `FILE()` writes, even when `live_dangerously` in `asterisk.conf` is set to no. The Asterisk HTTP web server must be enabled and reachable, and the attacker must already have valid `read-only ARI credentials`. HTTP is disabled by default and binds only to 127.0.0.1 by default even when enabled. This issue is fixed in Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3."}], "source": {"advisory": "GHSA-vrfp-mg3q-3959", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "asterisk", "vendor": "asterisk", "versions": [{"status": "affected", "version": "< 20.20.1"}, {"status": "affected", "version": ">= 21.0.0-pre1, < 21.12.3"}, {"status": "affected", "version": ">= 22.0.0-pre1, < 22.10.1"}, {"status": "affected", "version": ">= 23.0.0-pre1, < 23.4.1"}]}, {"product": "certified-asterisk", "vendor": "asterisk", "versions": [{"status": "affected", "version": "< 20.7-cert11"}, {"status": "affected", "version": ">= 22.8-cert1-pre1, < 22.8-cert3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, an authenticated Asterisk REST Interface (ARI) attacker with read-only privileges may use `setChannelVar` to execute write dialplan functions, including `FILE()` writes, even when `live_dangerously` in `asterisk.conf` is set to no. The Asterisk HTTP web server must be enabled and reachable, and the attacker must already have valid `read-only ARI credentials`. HTTP is disabled by default and binds only to 127.0.0.1 by default even when enabled. This issue is fixed in Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3."}], "id": "CVE-2026-57202", "lastModified": "2026-10-27T18:17:37.550", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-27T18:17:37.550", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/commit/8f8ccaf70a80e518147b0c35c0c252de4735446f"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/commit/92a5dd1003b737ae1cd2df4e60b73beb8d5e42bb"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/commit/ba04e7f1f98887c3c6e0dc4ddce663021f7e948a"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/commit/bf9354267557ef6d6b75f5304faa243f595a5a66"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/commit/caa4d50d9c3bf04fc979b5b2cdc5dc425772d845"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/commit/d47b0b6e5a384746db194f751b53d559aba8dba9"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/commit/d8614505b27688dec3a1d14554f52fda94712928"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/releases/tag/20.20.1"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/releases/tag/21.12.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/releases/tag/22.10.1"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/releases/tag/23.4.1"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/releases/tag/certified-20.7-cert11"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/releases/tag/certified-22.8-cert3"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/security/advisories/GHSA-vrfp-mg3q-3959"}, {"source": "security-advisories@github.com", "url": "https://github.com/asterisk/asterisk/tree/24.0.0-pre1"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-267"}, {"lang": "en", "value": "CWE-1220"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}