Arbitrary File Replacement Vulnerability in Jenkins Squash TM Publisher Plugin

CVE-2021-43578 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Jenkins Squash TM Publisher (Squash4Jenkins) Plugin 1.0.0 and earlier implements an agent-to-controller message that does not implement any validation of its input, allowing attackers able to control agent processes to replace arbitrary files on the Jenkins controller file system with an attacker-controlled JSON string.

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