Vulnerability Description
A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the "hacluster" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Clusterlabs | Pcs | >= 0.10.5, <= 0.11.3 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2022-2735Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2116815Issue TrackingPatchThird Party Advisory
- https://www.debian.org/security/2022/dsa-5226Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/09/01/4Mailing ListRelease NotesThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2022-2735Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2116815Issue TrackingPatchThird Party Advisory
- https://www.debian.org/security/2022/dsa-5226Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/09/01/4Mailing ListRelease NotesThird Party Advisory
FAQ
What is CVE-2022-2735?
CVE-2022-2735 is a vulnerability with a CVSS score of 7.8 (HIGH). A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen b...
How severe is CVE-2022-2735?
CVE-2022-2735 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-2735?
Check the references section above for vendor advisories and patch information. Affected products include: Clusterlabs Pcs, Debian Debian Linux.