CVE-2014-9374

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-12-12 · updated 2026-06-17

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.

Affected products

Digium Asterisk: 11.0.0, 11.0.0-beta1, 11.0.0-beta2, 11.0.0-rc1, 11.0.0-rc2, 11.1.0 (+65)
Digium Certified Asterisk: 11.6-cert1, 11.6-cert2, 11.6-cert3, 11.6-cert4, 11.6-cert5, 11.6-cert6 (+3)

References

http://advisories.mageia.org/MGASA-2015-0010.html
http://downloads.asterisk.org/pub/security/AST-2014-019.html
http://packetstormsecurity.com/files/129473/Asterisk-Project-Security-Advisory-AST-2014-019.html
http://seclists.org/fulldisclosure/2014/Dec/48
http://secunia.com/advisories/60251
http://www.mandriva.com/security/advisories?name=MDVSA-2015:018
http://www.securityfocus.com/archive/1/534197/100/0/threaded
http://www.securityfocus.com/bid/71607
http://www.securitytracker.com/id/1031345
http://advisories.mageia.org/MGASA-2015-0010.html
http://downloads.asterisk.org/pub/security/AST-2014-019.html
http://packetstormsecurity.com/files/129473/Asterisk-Project-Security-Advisory-AST-2014-019.html

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