CVE-2022-43995

HIGH

Sudo <1.9.12 - Buffer Overflow

Title source: llm
STIX 2.1

Description

Sudo 1.8.0 through 1.9.12, with the crypt() password backend, contains a plugins/sudoers/auth/passwd.c array-out-of-bounds error that can result in a heap-based buffer over-read. This can be triggered by arbitrary local users with access to Sudo by entering a password of seven characters or fewer. The impact could vary depending on the system libraries, compiler, and processor architecture.

Scores

CVSS v3 7.1
EPSS 0.0009
EPSS Percentile 26.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-125
Status published
Products (2)
sudo_project/sudo 1.9.12
sudo_project/sudo 1.8.0 - 1.9.12
Published Nov 02, 2022
Tracked Since Feb 18, 2026