medium6.5
CVE-2021-31878
An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1.
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Digium | Asterisk | Versions 16.17.0, 16.18.0, 16.19.0, 18.3.0, 18.4.0, 18.5.0 |
Weakness classification
References
- NVD record
- CVE.org record
- http://downloads.asterisk.org/pub/security/AST-2021-007.html
- http://packetstormsecurity.com/files/163638/Asterisk-Project-Security-Advisory-AST-2021-007.html
- http://seclists.org/fulldisclosure/2021/Jul/48
- https://downloads.digium.com/pub/security/AST-2021-007.html
- https://issues.asterisk.org/jira/browse/ASTERISK-29381
- http://downloads.asterisk.org/pub/security/AST-2021-007.html
- http://packetstormsecurity.com/files/163638/Asterisk-Project-Security-Advisory-AST-2021-007.html
- http://seclists.org/fulldisclosure/2021/Jul/48
- https://downloads.digium.com/pub/security/AST-2021-007.html
- https://issues.asterisk.org/jira/browse/ASTERISK-29381