Permissions, Privileges, and Access Controls in yggdrasil - CVE-2025-3931
Published: July 7, 2025
Vulnerability identifier: #VU112437
CSH Severity: Low
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-3931
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to the application uses the DBus method to dispatch messages to workers however fails to perform authentication and authorization checks. A local user can create and enable new repositories and install or remove packages.
Affected software
yggdrasil
yggdrasil (Red Hat package)
yggdrasil (Red Hat package)
How to mitigate CVE-2025-3931
Install updates from vendor's website.
yggdrasil - update to 0.4.7
yggdrasil (Red Hat package) - update to 0.4.5-3.el10_0
yggdrasil (Red Hat package) - update to 0.4.5-3.el10_0