Description
Jenkins 2.393 and earlier, LTS 2.375.3 and earlier creates a temporary file in the default temporary directory with the default permissions for newly created files when uploading a plugin for installation, potentially allowing attackers with access to the Jenkins controller file system to read and write the file before it is used, potentially resulting in arbitrary code execution.
Remediation
References
Related Vulnerabilities
MySQL CVE-2020-2814 Vulnerability (CVE-2020-2814)
Squid Improper Encoding or Escaping of Output Vulnerability (CVE-2021-31806)
Dotclear Unrestricted Upload of File with Dangerous Type Vulnerability (CVE-2016-9268)
WordPress Plugin FeedWordPress Cross-Site Scripting (2014.0805)
WordPress Plugin WP-Live Chat by 3CX Cross-Site Scripting (7.1.04)