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  4. Attack: Jenkins JRMP Java Library Deserialization RCE

Attack: Jenkins JRMP Java Library Deserialization RCE

Severity: High

This attack could pose a serious security threat. You should take immediate action to stop any damage or prevent further damage from happening.


This signature detects attempts to exploit remote privilege-escalation vulnerability.

Additional Information

Jenkins is prone to a remote code-execution vulnerability. Specifically, this issue affects the 'remoting' module. An attacker can exploit this issue by opening a 'JRMP' listener on the server hosting the Jenkins master process.

Successfully exploiting this issue allows attackers to execute arbitrary code in the context of the affected application.


  • Jenkins before 1.650 and LTS before 1.642.2
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