CVE-2018-1999001 Information

Description

A unauthorized modification of configuration vulnerability exists in Jenkins 2.132 and earlier 2.121.1 and earlier in User.java that allows attackers to provide crafted login credentials that cause Jenkins to move the config.xml file from the Jenkins home directory. If Jenkins is started without this file present it will revert to the legacy defaults of granting administrator access to anonymous users.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://jenkins.io/security/advisory/2018-07-18/SECURITY-897

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8