7.2 High
AI Score
Confidence
Low
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.025 Low
EPSS
Percentile
89.9%
The PJSIP channel driver in Asterisk Open Source 12.x before 12.1.1, when qualify_frequency “is enabled on an AOR and the remote SIP server challenges for authentication of the resulting OPTIONS request,” allows remote attackers to cause a denial of service (crash) via a PJSIP endpoint that does not have an associated outgoing request.
CPE | Name | Operator | Version |
---|---|---|---|
asterisk | eq | 12.0.0 | |
asterisk | eq | 12.1.0 rc3 | |
asterisk | eq | 12.1.0 rc1 | |
asterisk | eq | 12.1.0 | |
asterisk | eq | 12.1.0 rc2 |
downloads.asterisk.org/pub/security/AST-2014-003-12.diff
downloads.asterisk.org/pub/security/AST-2014-003.html
issues.asterisk.org/jira/browse/ASTERISK-23210
lists.fedoraproject.org/pipermail/package-announce/2014-March/130400.html
lists.fedoraproject.org/pipermail/package-announce/2014-March/130426.html