Denial of Service (DoS) Affecting asterisk package, versions [,11.6)[11.14.0,11.14.2)[12.7.0,12.7.2)[13.0.0,13.0.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
4.6% (93rd percentile)

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  • Snyk IDSNYK-UNMANAGED-ASTERISK-2371573
  • published26 Jan 2022
  • disclosed12 Dec 2014
  • creditUnknown

Introduced: 12 Dec 2014

CVE-2014-9374  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade asterisk to version 11.6, 11.14.2, 12.7.2, 13.0.2 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS). 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.

CVSS Scores

version 3.1