CVE-2025-54995

Summary

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 Software

VendorProductVersion RangeStatus
asteriskasterisk< 18.26.4affected
asteriskasterisk< 18.9-cert17affected

Weaknesses

  • CWE-1286: CWE-1286: Improper Validation of Syntactic Correctness of Input
  • CWE-400: CWE-400: Uncontrolled Resource Consumption

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References