WIN-911 2021 R1 and R2 are vulnerable to a permissions misconfiguration that may allow an attacker to locally write files to the program Operator Workspace directory, which holds DLL files and executables. A low-privilege attacker could write a malicious DLL file to the Operator Workspace directory to achieve privilege escalation and the permissions of the user running the program.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-23104
• https://supportdesk.win911.com/support/solutions/articles/24000074683-win-911-2021-r1-r2-file-permission-vulnerability
• https://www.cisa.gov/uscert/ics/advisories/icsa-22-053-03