CVE-2021-21670

MEDIUM

Jenkins <2.299 - Privilege Escalation

Title source: llm
STIX 2.1

Description

Jenkins 2.299 and earlier, LTS 2.289.1 and earlier allows users to cancel queue items and abort builds of jobs for which they have Item/Cancel permission even when they do not have Item/Read permission.

References (2)

Core 2
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2021/06/30/1

Scores

CVSS v3 4.3
EPSS 0.0117
EPSS Percentile 78.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Details

Status published
Products (3)
jenkins/jenkins < 2.289.2
jenkins/jenkins < 2.300
org.jenkins-ci.main/jenkins-core 0 - 2.289.2Maven
Published Jun 30, 2021
Tracked Since Feb 18, 2026