CVE-2022-29800

networkd-dispatcher: Time-of-check-time-of-use (TOCTOU) race condition

Published Sep 21, 2022 CVSS 3.1 · 4.7 Medium EPSS 7.2% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-34121 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.
Ubuntu USN Ubuntu USN USN-5395-1 networkd-dispatcher vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
fedora
Published
Updated
May 28, 2025, 1:53 PM
Reserved
Apr 25, 2022, 12:00 AM
Status
Modified
Published
Sep 21, 2022, 7:15 PM
Modified
Jun 17, 2026, 4:40 AM
Severity
Moderate
Public date
Apr 27, 2022, 12:00 AM