An issue was discovered in SaltStack Salt before 3002.5. The minion's restartcheck is vulnerable to command injection via a crafted process name. This allows for a local privilege escalation by any user able to create a files on the minion in a non-blacklisted directory.
https://www.debian.org/security/2021/dsa-5011
https://security.gentoo.org/glsa/202310-22
https://security.gentoo.org/glsa/202103-01
https://sec.stealthcopter.com/cve-2020-28243/
https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/
https://lists.debian.org/debian-lts-announce/2022/01/msg00000.html
https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html