Privilege escalation in Yggdrasil



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-3931
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
yggdrasil
Universal components / Libraries / Libraries used by multiple products

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU112437

Risk: Low

CVSSv4.0: 5.8 [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/E:U/U:Clear]

CVE-ID: CVE-2025-3931

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

yggdrasil: 0.1 - 0.4.6

CPE2.3 External links

https://bugzilla.redhat.com/show_bug.cgi?id=2362345
https://github.com/advisories/GHSA-rpg2-jvhp-h354


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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