VULNERABILITY INTELLIGENCE

CVE-2022-29800

CVSS score4.7 MEDIUM

EPSS probability7.16%

CISA KEVNot currently listed

Published2022-09-21

Last modified2026-06-17

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

Description

A time-of-check-time-of-use (TOCTOU) race condition vulnerability was found in networkd-dispatcher. This flaw exists because there is a certain time between the scripts being discovered and them being run. An attacker can abuse this vulnerability to replace scripts that networkd-dispatcher believes to be owned by root with ones that are not.

Weakness classification

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

Primary references

patrick@puiterwijk.org — Exploit, Technical Description, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Technical Description, Vendor Advisory