CVE Vulnerabilities

CVE-2021-26712

Published: Feb 18, 2021 | Modified: Feb 24, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

Incorrect access controls in res_srtp.c in Sangoma Asterisk 13.38.1, 16.16.0, 17.9.1, and 18.2.0 and Certified Asterisk 16.8-cert5 allow a remote unauthenticated attacker to prematurely terminate secure calls by replaying SRTP packets.

Affected Software

Name Vendor Start Version End Version
Asterisk Digium 13.0.0 13.38.2
Asterisk Digium 16.0.0 *
Asterisk Digium 17.0.0 *
Asterisk Digium 18.0 *
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Certified_asterisk Digium 16.8 16.8
Asterisk Ubuntu devel *
Asterisk Ubuntu focal *
Asterisk Ubuntu groovy *
Asterisk Ubuntu hirsute *
Asterisk Ubuntu impish *
Asterisk Ubuntu jammy *
Asterisk Ubuntu trusty *

References