VulnerabilityModified
CVE-2014-4045
The Publish/Subscribe Framework in the PJSIP channel driver in Asterisk Open Source 12.x before 12.3.1, when sub_min_expiry is set to zero, allows remote attackers to cause a denial of service (assertion failure and crash) via an unsubscribe request…
MEDIUM 4.3EPSS 2.77%
Does this matter?
Lower severity and a low EPSS score (2.77%). Track it; it rarely justifies an emergency change on its own.
Description
The Publish/Subscribe Framework in the PJSIP channel driver in Asterisk Open Source 12.x before 12.3.1, when sub_min_expiry is set to zero, allows remote attackers to cause a denial of service (assertion failure and crash) via an unsubscribe request when not subscribed to the device.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
- EPSS
- 2.77% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- digium/asterisk
- Source
- cve@mitre.org
References
- http://downloads.asterisk.org/pub/security/AST-2014-005.htmlPatch, Vendor Advisory
- http://packetstormsecurity.com/files/127087/Asterisk-Project-Security-Advisory-AST-2014-005.html
- http://www.securityfocus.com/archive/1/532414/100/0/threaded
- http://downloads.asterisk.org/pub/security/AST-2014-005.htmlPatch, Vendor Advisory
- http://packetstormsecurity.com/files/127087/Asterisk-Project-Security-Advisory-AST-2014-005.html
- http://www.securityfocus.com/archive/1/532414/100/0/threaded
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.