Arbitrary Code Injection Affecting asterisk package, versions <1:16.16.1~dfsg-2


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.85% (83rd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-ASTERISK-1534812
  • published29 Jul 2021
  • disclosed30 Jul 2021

Introduced: 29 Jul 2021

CVE-2021-32558  (opens in a new tab)
CWE-74  (opens in a new tab)

How to fix?

Upgrade Debian:unstable asterisk to version 1:16.16.1~dfsg-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream asterisk package and not the asterisk package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur.

CVSS Scores

version 3.1