EPSS
Percentile
82.1%
asterisk is vulnerable to denial of service. A buffer overflow in res_pjsip_diversion.c in allows a remote attacker to crash the application by misusing SIP 181 responses.
res_pjsip_diversion.c
packetstormsecurity.com/files/161470/Asterisk-Project-Security-Advisory-AST-2021-001.html
seclists.org/fulldisclosure/2021/Feb/57
downloads.asterisk.org/pub/security/AST-2021-001.html
issues.asterisk.org/
issues.asterisk.org/jira/browse/ASTERISK-29227
security-tracker.debian.org/tracker/CVE-2020-35776