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CVE-2021-21639

Published: Apr 7, 2021

Modified: Aug 3, 2024

PUBLISHED

Description

Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.

Vendor	Product	Versions
Jenkins project	Jenkins	affected `unspecified - <= 2.286` affected `unspecified - <= LTS 2.277.1`

References

https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721

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[oss-security] 20210407 Multiple vulnerabilities in Jenkins and Jenkins plugins

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