CVE Vulnerability

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 from doing if they went through the configuration.

9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7.2 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://lists.clusterlabs.org/pipermail/users/2020-October/027840.html Mailing List Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1888191 Issue Tracking Third Party Advisory
https://seclists.org/oss-sec/2020/q4/83 Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00007.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:clusterlabs:pacemaker:2.0.5:rc1:*:*:*:*:*:*
cpe:2.3:a:clusterlabs:pacemaker:*:*:*:*:*:*:*:*
cpe:2.3:a:clusterlabs:pacemaker:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Information

Published : 2020-11-24 08:15

Updated : 2022-10-21 07:23

NVD link : CVE-2020-25654

Mitre link : CVE-2020-25654

Products Affected
No products.
CWE
CWE-284