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CVE-2020-25654

HIGH
7.2
CVSS Score
Published: November 24, 2020 at 12:00 AM UTC
Updated: June 17, 2026 at 03:07 AM UTC
2 products affected across 2 vendorsDebian LinuxPacemaker

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Severity
HIGH7.2
Exploit prediction
EPSS 2%

Description

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 from doing if they went through the configuration.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Pacemaker· Clusterlabs
95%
v < 1.1.232.0.0 ≤ v < 2.0.31.1.24-rc12.0.5 rc12.0.5-rc2
Affected range stops below 1.1.23, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.0.3, so it looks safe — our inference, not a vendor statement
Debian Linux· Debiandrupal
95%
9.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (5)

Issue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1888191
Mailing ListVendor Advisory
Source: [email protected]
https://lists.clusterlabs.org/pipermail/users/2020-October/027840.html
Mailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2021/01/msg00007.html
Mailing ListThird Party Advisory
Source: [email protected]
https://seclists.org/oss-sec/2020/q4/83
Vendor Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202309-09

CVSS

7.2HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-284NVD-CWE-Other

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