Improper Input Validation Affecting asterisk package, versions [12.0.0,12.7.1)[13.0.0,13.0.1)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.57% (79th percentile)

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  • Snyk IDSNYK-UNMANAGED-ASTERISK-2371663
  • published26 Jan 2022
  • disclosed24 Nov 2014
  • creditUnknown

Introduced: 24 Nov 2014

CVE-2014-8416  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade asterisk to version 12.7.1, 13.0.1 or higher.

Overview

Affected versions of this package are vulnerable to Improper Input Validation. Use-after-free vulnerability in the PJSIP channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1, when using the res_pjsip_refer module, allows remote attackers to cause a denial of service (crash) via an in-dialog INVITE with Replaces message, which triggers the channel to be hung up.

CVSS Base Scores

version 3.1