Unrated severityNVD Advisory· Published Aug 28, 2025· Updated Nov 3, 2025

Asterisk remotely exploitable leak of RTP UDP ports and internal resources

CVE-2025-54995

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Asterisk/Asteriskllm-fuzzy2 versions
< 18.26.4 and < 18.9-cert17+ 1 more
- (no CPE)range: < 18.26.4 and < 18.9-cert17
- (no CPE)range: < 18.26.4

Patches

Vulnerability mechanics

References

github.com/asterisk/asterisk/commit/0278f5bde14565c6838a6ec39bc21aee0cde56a9mitrex_refsource_MISC
github.com/asterisk/asterisk/commit/eafcd7a451dcd007dddf324ac37dd55a4808338dmitrex_refsource_MISC
github.com/asterisk/asterisk/pull/1405mitrex_refsource_MISC
github.com/asterisk/asterisk/pull/1406mitrex_refsource_MISC
github.com/asterisk/asterisk/security/advisories/GHSA-557q-795j-wfx2mitrex_refsource_CONFIRM

News mentions

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