<p>Upgrade <code>org.jenkins-ci.main:jenkins-core</code> to versions 2.107.3, 2.121 or higher.</p>

User Impersonation Affecting org.jenkins-ci.main:jenkins-core package, versions [,2.107.3) [2.120,2.121)

Snyk CVSS

Attack Complexity Low

Threat Intelligence

EPSS 0.05% (21^st percentile)

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Snyk ID SNYK-JAVA-ORGJENKINSCIMAIN-32370
published 13 Jun 2018
disclosed 26 Apr 2018
credit Sureshbabu Narvaneni

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Introduced: 26 Apr 2018

CVE-2018-1000193 Open this link in a new tab CWE-290 Open this link in a new tab

How to fix?

Upgrade org.jenkins-ci.main:jenkins-core to versions 2.107.3, 2.121 or higher.

Overview

org.jenkins-ci.main:jenkins-core is an open source automation server.

Affected versions of this package are vulnerable to User Impersonation via the HudsonPrivateSecurityRealm.java method. A malicious user could sign up using user names containing control characters that can then appear to have the same name as other users, and cannot be deleted via the UI.