CVE-2025-54995
6.5
MEDIUM
CVSS 3.1
EPSS 1.4%
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.
How to fix CVE-2025-54995
To remediate CVE-2025-54995, upgrade the affected package to a fixed version below.
- Debian/asterisk—upgrade to 1:16.28.0~dfsg-0+deb11u8 or later
Is CVE-2025-54995 being exploited?
Low — EPSS is 1.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:16.28.0~dfsg-0+deb11u8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |