Vulnerability Details : 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 when not subscribed to the device.
Vulnerability category: Denial of service
Threat overview for CVE-2014-4045
Top countries where our scanners detected CVE-2014-4045
Top open port discovered on systems with this issue
10443
IPs affected by CVE-2014-4045 29
Threat actors abusing to this issue?
Yes
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affected by CVE-2014-4045!
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Exploit prediction scoring system (EPSS) score for CVE-2014-4045
Probability of exploitation activity in the next 30 days: 1.12%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 83 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-4045
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2014-4045
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-4045
-
http://packetstormsecurity.com/files/127087/Asterisk-Project-Security-Advisory-AST-2014-005.html
Asterisk Project Security Advisory - AST-2014-005 ≈ Packet Storm
-
http://downloads.asterisk.org/pub/security/AST-2014-005.html
AST-2014-005Patch;Vendor Advisory
-
http://www.securityfocus.com/archive/1/532414/100/0/threaded
SecurityFocus
Products affected by CVE-2014-4045
- cpe:2.3:a:digium:asterisk:12.1.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.1.0:-:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.1.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.1.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.2.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.2.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.3.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.3.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.2.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:digium:asterisk:12.1.1:*:*:*:*:*:*:*