Description
An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://seclists.org/fulldisclosure/2021/Jul/48 ↗
- http://packetstormsecurity.com/files/163638/Asterisk-Project-Security-Advisory-AST-2021-007.html ↗
- http://downloads.asterisk.org/pub/security/AST-2021-007.html ↗
- https://issues.asterisk.org/jira/browse/ASTERISK-29381 ↗
- https://downloads.digium.com/pub/security/AST-2021-007.html ↗