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CVE-2014-9374

5.0 · MEDIUM

Double free vulnerability in the WebSocket Server (res_http_websocket module) in Asterisk Open Source 11.x before 11.14.2, 12.x before 12.7.2, and 13.x before 13.0.2 and Certified Asterisk 11.6 bef…

Published Dec 12, 2014digiumEPSS 9.53%

Overview

CVE-2014-9374 is a medium-severity vulnerability affecting digium certified_asterisk. It was published on December 12, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Double free vulnerability in the WebSocket Server (res_http_websocket module) in Asterisk Open Source 11.x before 11.14.2, 12.x before 12.7.2, and 13.x before 13.0.2 and Certified Asterisk 11.6 before 11.6-cert9 allows remote attackers to cause a denial of service (crash) by sending a zero length frame after a non-zero length frame.

Remediation

Check the references section for vendor advisories and patches from digium. Update certified_asterisk to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refadvisories.mageia.org/MGASA-2015-0010.htmlRefdownloads.asterisk.org/pub/security/AST-2014-019.htmlRefpacketstormsecurity.com/files/129473/Asterisk-Project-Security-Advisory-AST-2014-019.htmlRefseclists.org/fulldisclosure/2014/Dec/48Refsecunia.com/advisories/60251Refwww.mandriva.com/security/advisories?name=MDVSA-2015:018Refwww.securityfocus.com/archive/1/534197/100/0/threadedRefwww.securityfocus.com/bid/71607Refwww.securitytracker.com/id/1031345Refadvisories.mageia.org/MGASA-2015-0010.html

How CyberStrike helps

Frequently asked questions

What is CVE-2014-9374?

CVE-2014-9374 is a medium-severity vulnerability affecting digium certified_asterisk. It was published on December 12, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2014-9374?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2014-9374?

Check the references section for vendor advisories and patches from digium. Update certified_asterisk to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2014-9374?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-9374 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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