CVE-2018-1000863 Information

Description

A data modification vulnerability exists in Jenkins 2.153 and earlier LTS 2.138.3 and earlier in User.java IdStrategy.java that allows attackers to submit crafted user names that can cause an improper migration of user record storage formats potentially preventing the victim from logging into Jenkins.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/106176 https://access.redhat.com/errata/RHBA-2019:0024 https://jenkins.io/security/advisory/2018-12-05/SECURITY-1072 https://www.tenable.com/security/research/tra-2018-43

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

LOW

Base Score

HIGH

Base Severity

8.2