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CVE-2025-54995

MEDIUM

6.5

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.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published8/28/2025

Last Modified11/3/2025

Sourcenvd

Honeypot Sightings0

Affected Products

sangoma:asterisksangoma:certified_asterisk

Weaknesses (CWE)

CWE-400CWE-1286

References

https://github.com/asterisk/asterisk/commit/0278f5bde14565c6838a6ec39bc21aee0cde56a9(security-advisories@github.com)

https://github.com/asterisk/asterisk/commit/eafcd7a451dcd007dddf324ac37dd55a4808338d(security-advisories@github.com)

https://github.com/asterisk/asterisk/pull/1405(security-advisories@github.com)

https://github.com/asterisk/asterisk/pull/1406(security-advisories@github.com)

https://github.com/asterisk/asterisk/security/advisories/GHSA-557q-795j-wfx2(security-advisories@github.com)

https://lists.debian.org/debian-lts-announce/2025/10/msg00006.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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