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CVE-2025-54995

6.5 mediumEPSS 0.5%

Medium (6.5) in sangoma. EPSS 0.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.5 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWEs
CWE-400, CWE-1286
Published
Modified
Record from
the NVD, synced

Affected

References

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