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Session Fixation Affecting org.jenkins-ci.main:jenkins-core package, versions [2.266,2.289.2) [2.292,2.300)

0.0
high

Snyk CVSS

    Attack Complexity High
    User Interaction Required
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.3% (70th percentile)
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NVD
7.5 high
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Red Hat
7.5 high

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  • Snyk ID SNYK-JAVA-ORGJENKINSCIMAIN-3182859
  • published 25 Dec 2022
  • disclosed 24 May 2022
  • credit NotMyFault
Report a new vulnerability Found a mistake?

Introduced: 24 May 2022

CVE-2021-21671 Open this link in a new tab
CWE-384 Open this link in a new tab

How to fix?

Upgrade org.jenkins-ci.main:jenkins-core to version 2.289.2, 2.300 or higher.

Overview

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

Affected versions of this package are vulnerable to Session Fixation due to not invalidating existing sessions on login, which allows attackers to gain administrator access by convincing an administrator user to perform certain actions.

Workaround

This vulnerability can be avoided by not granting Item/Cancel permission to users who do not have Item/Read permission.