CVE-2017-1000091

Medium

Description

GitHub Branch Source Plugin connects to a user-specified GitHub API URL (e.g. GitHub Enterprise) as part of form validation and completion (e.g. to verify Scan Credentials are correct). This functionality improperly checked permissions, allowing any user with Overall/Read access to Jenkins to connect to any web server and send credentials with a known ID, thereby possibly capturing them. Additionally, this functionality did not require POST requests be used, thereby allowing the above to be performed without direct access to Jenkins via Cross-Site Request Forgery.

SeverityMedium
CVSS6.3
Exploit probability—
ProductJenkins Github Branch Source
PublishedOct 5, 2017
First seenOct 5, 2017

How to fix

Update
  • org.jenkins-ci.plugins:github-branch-source2.2.0-alpha-1 or later

Affected products

ProductAffected versionsFixed in
jenkins github_branch_source0.1, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.8.1, 1.9, 1.10, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.2.0—
org.jenkins-ci.plugins:github-branch-sourceMavenv < 2.2.0-alpha-12.2.0-alpha-1

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CVE-2017-1000091 · Jenkins Github Branch Source · Dark Radar