Symlink Attack Affecting org.jenkins-ci.main:jenkins-core package, versions [,2.303.3) [2.304,2.319)
Threat Intelligence
EPSS
0.21% (60th
percentile)
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-JAVA-ORGJENKINSCIMAIN-1911953
- published 5 Nov 2021
- disclosed 4 Nov 2021
- credit Unknown
Introduced: 4 Nov 2021
CVE-2021-21686 Open this link in a new tabHow to fix?
Upgrade org.jenkins-ci.main:jenkins-core to version 2.303.3, 2.319 or higher.
Overview
org.jenkins-ci.main:jenkins-core is an open source automation server.
Affected versions of this package are vulnerable to Symlink Attack. File path filters do not canonicalize paths, allowing operations to follow symbolic links to outside allowed directories.
References
CVSS Scores
version 3.1