{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-49832","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2025-06-11T14:33:57.799Z","datePublished":"2025-08-01T17:57:29.933Z","dateUpdated":"2025-08-01T18:29:18.330Z"},"containers":{"cna":{"title":"Asterisk is Vulnerable to Remote DoS and possible RCE Attacks During Memory Allocation","problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","description":"CWE-476: NULL Pointer Dereference","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"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"}}],"references":[{"name":"https://github.com/asterisk/asterisk/security/advisories/GHSA-mrq5-74j5-f5cr","tags":["x_refsource_CONFIRM"],"url":"https://github.com/asterisk/asterisk/security/advisories/GHSA-mrq5-74j5-f5cr"}],"affected":[{"vendor":"asterisk","product":"asterisk","versions":[{"version":"< 18.26.3","status":"affected"},{"version":">= 20.00.0, < 20.15.1","status":"affected"},{"version":">= 21.00.0, < 21.10.1","status":"affected"},{"version":">= 22.00.0, < 22.5.1","status":"affected"},{"version":">= 20.7-cert6, < 20.7-cert7","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2025-08-01T17:57:29.933Z"},"descriptions":[{"lang":"en","value":"Asterisk is an open source private branch exchange and telephony toolkit. In versions up to and including 18.26.2, between 20.00.0 and 20.15.0, 20.7-cert6, 21.00.0, 22.00.0 through 22.5.0, there is a remote DoS and possible RCE condition in `asterisk/res/res_stir_shaken /verification.c` that can be exploited when an attacker can set an arbitrary Identity header, or STIR/SHAKEN is enabled, with verification set in the SIP profile associated with the endpoint to be attacked. This is fixed in versions 18.26.3, 20.7-cert6, 20.15.1, 21.10.1 and 22.5.1."}],"source":{"advisory":"GHSA-mrq5-74j5-f5cr","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-08-01T18:28:56.826749Z","id":"CVE-2025-49832","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-08-01T18:29:18.330Z"}}]}}