CVE-2021-32558

high

Description

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.

References

Advisories
More

https://www.debian.org/security/2021/dsa-4999

https://lists.debian.org/debian-lts-announce/2021/08/msg00005.html

http://seclists.org/fulldisclosure/2021/Jul/49

http://packetstormsecurity.com/files/163639/Asterisk-Project-Security-Advisory-AST-2021-008.html

https://issues.asterisk.org/jira/browse/ASTERISK-29392

https://downloads.asterisk.org/pub/security/AST-2021-008.html

Details

Source: Mitre, NVD

Published: 2021-07-30

Updated: 2021-11-28

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.01005