CVE-2021-44225
Type:
Unavailable / Other
Severity:
Medium
Publication date:
11/25/2021
Last modified:
03/31/2022
Description
In Keepalived through 2.2.4, the D-Bus policy does not sufficiently restrict the message destination, allowing any user to inspect and manipulate any property. This leads to access-control bypass in some situations in which an unrelated D-Bus system service has a settable (writable) property
Impact
Access Vector: Through network
Access Complexity: Low
Authentication: Requires a single instance to exploit
Impact Type: Partially affects on system integrity + Partially affects on system confidentiality + No impact on system availability
Vulnerable software and versions
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:a:keepalived:keepalived:*:*:*:*:*:*:*:*
To consult the complete list of products and versions see this page
References to Advisories, Solutions, and Tools
- https://github.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3d (Source: MISC)
- https://github.com/acassen/keepalived/pull/2063 (Source: MISC)
- FEDORA-2021-0cda131052 (Source: FEDORA)
- FEDORA-2021-255eff1bb5 (Source: FEDORA)