Vulnerability in Clusterlabs Pacemaker
CVE-2020-25654
An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclient group could use IPC communication with various daemons directly to perform certain tasks that they would be prevented by ACLs…
EPSS: 0.020 (78.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Clusterlabs Pacemaker — versions 2.0.5
- Debian Debian_linux — versions 9.0
- N/a Pacemaker — versions pacemaker 1.1.24-rc1, pacemaker 2.0.5-rc2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Mailing List, Third Party Advisory)
- secalert@redhat.com (Mailing List, Vendor Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (vendor-advisory)
Frequently asked questions
- What is CVE-2020-25654?
- CVE-2020-25654 is a high-severity vulnerability in Clusterlabs Pacemaker, classified under Improper Access Control. CVSS score: 7.2/10. Published 2020-11-24.
- How severe is CVE-2020-25654?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2020-25654 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.