Information Exposure Affecting org.jenkins-ci.main:jenkins-core package, versions [,2.204.2)[2.205,2.219)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
27.9% (97th percentile)

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  • Snyk IDSNYK-JAVA-ORGJENKINSCIMAIN-3177801
  • published21 Dec 2022
  • disclosed24 May 2022
  • creditDaniel Beck, Wadeck Follonier

Introduced: 24 May 2022

CVE-2020-2103  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade org.jenkins-ci.main:jenkins-core to version 2.204.2, 2.219 or higher.

Overview

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

Affected versions of this package are vulnerable to Information Exposure when it shows various technical details about the current user on the /whoAmI page, including the HTTP session ID. Exploiting this vulnerability is possible by attackers who are able to exploit a cross-site scripting vulnerability to obtain the HTTP session ID value from this page.

CVSS Scores

version 3.1