CVE-2022-31199 — Netwrix Auditor Insecure Object Deserialization Vulnerability

Overview

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.

Vulnerability details

CVE ID

CVE-2022-31199

Vulnerability

Netwrix Auditor Insecure Object Deserialization Vulnerability

Vendor

Netwrix

Affected products

Netwrix: Auditor

Severity

HIGH

Exploitation status

Actively exploited in the wild (CISA KEV)

Published

2023-07-11

Remediation guidance

CVE-2022-31199 is in CISA's Known Exploited Vulnerabilities (KEV) catalog — U.S. federal civilian agencies are required to remediate it under Binding Operational Directive 22-01. Treat it as a priority for every environment.

Apply the vendor's official security update for Netwrix the affected product as soon as possible. Where a patch is unavailable, apply vendor mitigations or isolate/segment exposed systems.

Hunt for indicators of compromise tied to this vulnerability and confirm logging/EDR coverage on affected assets.

Authoritative references

• NVD — National Vulnerability Database
• MITRE CVE Record
• CISA Known Exploited Vulnerabilities Catalog
• FIRST EPSS — Exploit Prediction Scoring