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Improper Limitation of a Pathname to a Restricted Directory in Jenkins

High severity GitHub Reviewed Published May 13, 2022 to the GitHub Advisory Database • Updated Dec 18, 2023

Package

maven org.jenkins-ci.main:jenkins-core (Maven)

Affected versions

<= 2.138.3
>= 2.140, <= 2.153

Patched versions

2.138.4
2.154

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.

References

Published by the National Vulnerability Database Dec 10, 2018
Published to the GitHub Advisory Database May 13, 2022
Reviewed Jun 30, 2022
Last updated Dec 18, 2023

Severity

High
8.2
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Weaknesses

CVE ID

CVE-2018-1000863

GHSA ID

GHSA-4jhm-5f7g-75fp

Source code

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