CVE-2021-21607 Information

Description

Jenkins 2.274 and earlier LTS 2.263.1 and earlier does not limit sizes provided as query parameters to graph-rendering URLs allowing attackers to request crafted URLs that use all available memory in Jenkins potentially leading to out of memory errors.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2025

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5