{"id":"CVE-2025-54995","state":"PUBLISHED","title":"Asterisk remotely exploitable leak of RTP UDP ports and internal resources","description":"Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 18.26.4 and 18.9-cert17, RTP UDP ports and internal resources can leak due to a lack of session termination. This could result in leaks and resource exhaustion. This issue has been patched in versions 18.26.4 and 18.9-cert17.","publishedAt":"2025-08-28T15:08:04.468Z","updatedAt":"2025-11-03T17:45:15.011Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["asterisk asterisk"],"affected":[{"vendor":"asterisk","product":"asterisk","versions":[{"version":"< 18.26.4","status":"affected"},{"version":"< 18.9-cert17","status":"affected"}]}],"references":["https://github.com/asterisk/asterisk/security/advisories/GHSA-557q-795j-wfx2","https://github.com/asterisk/asterisk/pull/1405","https://github.com/asterisk/asterisk/pull/1406","https://github.com/asterisk/asterisk/commit/0278f5bde14565c6838a6ec39bc21aee0cde56a9","https://github.com/asterisk/asterisk/commit/eafcd7a451dcd007dddf324ac37dd55a4808338d","https://lists.debian.org/debian-lts-announce/2025/10/msg00006.html"],"weaknesses":["CWE-1286","CWE-400"],"ingestedAt":"2026-10-29T20:09:31.862Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/54xxx/CVE-2025-54995.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-54995","state":"PUBLISHED","datePublished":"2025-08-28T15:08:04.468Z","dateUpdated":"2025-11-03T17:45:15.011Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2025-08-04T17:34:24.420Z"},"containers":{"cna":{"title":"Asterisk remotely exploitable leak of RTP UDP ports and internal resources","descriptions":[{"lang":"en","value":"Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 18.26.4 and 18.9-cert17, RTP UDP ports and internal resources can leak due to a lack of session termination. This could result in leaks and resource exhaustion. This issue has been patched in versions 18.26.4 and 18.9-cert17."}],"affected":[{"vendor":"asterisk","product":"asterisk","versions":[{"version":"< 18.26.4","status":"affected"},{"version":"< 18.9-cert17","status":"affected"}]}],"references":[{"url":"https://github.com/asterisk/asterisk/security/advisories/GHSA-557q-795j-wfx2","name":"https://github.com/asterisk/asterisk/security/advisories/GHSA-557q-795j-wfx2","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/asterisk/asterisk/pull/1405","name":"https://github.com/asterisk/asterisk/pull/1405","tags":["x_refsource_MISC"]},{"url":"https://github.com/asterisk/asterisk/pull/1406","name":"https://github.com/asterisk/asterisk/pull/1406","tags":["x_refsource_MISC"]},{"url":"https://github.com/asterisk/asterisk/commit/0278f5bde14565c6838a6ec39bc21aee0cde56a9","name":"https://github.com/asterisk/asterisk/commit/0278f5bde14565c6838a6ec39bc21aee0cde56a9","tags":["x_refsource_MISC"]},{"url":"https://github.com/asterisk/asterisk/commit/eafcd7a451dcd007dddf324ac37dd55a4808338d","name":"https://github.com/asterisk/asterisk/commit/eafcd7a451dcd007dddf324ac37dd55a4808338d","tags":["x_refsource_MISC"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1286","lang":"en","description":"CWE-1286: Improper Validation of Syntactic Correctness of Input","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-400","lang":"en","description":"CWE-400: Uncontrolled Resource Consumption","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2025-08-28T15:08:04.468Z"},"source":{"advisory":"GHSA-557q-795j-wfx2","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-08-28T18:53:35.935192Z","id":"CVE-2025-54995","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-08-28T18:54:20.465Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00006.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T17:45:15.011Z"}}]}}}