CVE-2021-21639

medium

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.

References

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

http://www.openwall.com/lists/oss-security/2021/04/07/2

Details

Source: Mitre, NVD

Published: 2021-04-07

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 4.3

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Severity: Medium