CVE-2022-31199
Netwrix Auditor Insecure Object Deserialization Vulnerability
What the flaw is
Netwrix Auditor User Activity Video Recording component contains an insecure objection deserialization vulnerability that allows an unauthenticated, remote attacker to execute code as the NT AUTHORITY\SYSTEM user. Successful exploitation requires that the attacker is able to reach port 9004/TCP, which is commonly blocked by standard enterprise firewalling.
Description as published by CISA. We have not independently reproduced it.
What CISA requires
Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
This deadline is binding on US federal civilian agencies under BOD 22-01. It is not a legal deadline for anyone else, but it is a useful urgency signal — CISA sets it by how actively the flaw is being used, not by CVSS.
Public exploit code
2 public repositories referencing this CVE have been catalogued on GitHub. Treat this as a strong signal to prioritise patching, not as a verified working exploit — many such repositories are scanners, write-ups or forks rather than functional code.
Vendor advisories
Primary sources
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Source: CISA KEV catalog · last verified August 6, 2026. Rebuilt automatically twice a day.