BIT-jenkins-2021-21639

vendorUSosv

view advisory published 2024-03-06Licence: per source

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.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2021-21639US	medium4.3	2.73% (86th)	—	2021-04-07
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, al…

references

External citations — patches, advisories, analysis.

http://www.openwall.com/lists/oss-security/2021/04/07/2ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2021-21639WEB
https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721ADVISORY

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