CVE-2021-32558

2021-07-3014:15:16

Debian Security Bug Tracker

security-tracker.debian.org

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.006 Low

EPSS

Percentile

78.5%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian11allasterisk< 1:16.16.1~dfsg-1+deb11u1asterisk_1:16.16.1~dfsg-1+deb11u1_all.deb
Debian999allasterisk< 1:16.16.1~dfsg-2asterisk_1:16.16.1~dfsg-2_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	11	all	asterisk	< 1:16.16.1~dfsg-1+deb11u1	asterisk_1:16.16.1~dfsg-1+deb11u1_all.deb
Debian	999	all	asterisk	< 1:16.16.1~dfsg-2	asterisk_1:16.16.1~dfsg-2_all.deb