5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.008 Low
EPSS
Percentile
82.2%
Race condition in the chan_pjsip channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 allows remote attackers to cause a denial of service (assertion failure and crash) via a cancel request for a SIP session with a queued action to (1) answer a session or (2) send ringing.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 11 | all | asterisk | < 1:13.1.0~dfsg-1 | asterisk_1:13.1.0~dfsg-1_all.deb |
Debian | 999 | all | asterisk | < 1:13.1.0~dfsg-1 | asterisk_1:13.1.0~dfsg-1_all.deb |