CVE-2022-26498

high

Description

An issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it is possible to download files that are not certificates. These files could be much larger than what one would expect to download, leading to Resource Exhaustion. This is fixed in 16.25.2, 18.11.2, and 19.3.2.

References

Advisories
More

https://www.debian.org/security/2022/dsa-5285

https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html

http://packetstormsecurity.com/files/166744/Asterisk-Project-Security-Advisory-AST-2022-001.html

https://downloads.asterisk.org/pub/security/AST-2022-001.html

https://downloads.asterisk.org/pub/security/

http://packetstormsecurity.com/files/172139/Shannon-Baseband-chatroom-SDP-Attribute-Memory-Corruption.html

Details

Source: Mitre, NVD

Published: 2022-04-15

Updated: 2024-11-21

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: 0.00218