CVE-2021-32558

Name
CVE-2021-32558
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC http://packetstormsecurity.com/files/163639/Asterisk-Project-Security-Advisory-AST-2021-008.html
FULLDISC http://seclists.org/fulldisclosure/2021/Jul/49
MISC https://downloads.asterisk.org/pub/security/AST-2021-008.html
MISC https://issues.asterisk.org/jira/browse/ASTERISK-29392
MLIST https://lists.debian.org/debian-lts-announce/2021/08/msg00005.html
DEBIAN https://www.debian.org/security/2021/dsa-4999

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* asterisk >= 13.0.0 < 13.38.3
cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* asterisk >= 16.0.0 < 16.19.1
cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* asterisk >= 17.0.0 < 17.9.4
cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* asterisk >= 18.0.0 < 18.15.1
cpe:2.3:a:digium:certified_asterisk:16.8:-:*:*:*:*:*:* certified_asterisk == None == 16.8

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
asterisk 3.14-main 18.2.2-r2 Timo Teras <timo.teras@iki.fi> fixed
asterisk 3.13-main 18.2.1-r2 Timo Teras <timo.teras@iki.fi> fixed
asterisk 3.12-main 16.16.1-r1 Timo Teras <timo.teras@iki.fi> fixed
asterisk 3.11-main 16.6.2-r1 Timo Teras <timo.teras@iki.fi> fixed
asterisk 3.15-main 18.2.2-r6 Timo Teras <timo.teras@iki.fi> fixed