CVE-2020-25654

Publication date 27 October 2020

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

7.2 · High

Score breakdown

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.

Status

Package Ubuntu Release Status
pacemaker 20.10 groovy
Fixed 2.0.4-2ubuntu3.1
20.04 LTS focal
Fixed 2.0.3-3ubuntu4.1
18.04 LTS bionic
Fixed 1.1.18-0ubuntu1.3
16.04 LTS xenial
Fixed 1.1.14-2ubuntu1.9
14.04 LTS trusty Not in release

Severity score breakdown

Parameter Value
Base score 7.2 · High
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H