What’s Vulnerable › Vulnerabilities

CVE-2023-29353: Sysinternals Process Monitor for Windows Denial of Service Vulnerability

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-13 · updated 2026-06-17
• Weakness: CWE-20

Description

Sysinternals Process Monitor for Windows Denial of Service Vulnerability

Affected products

• Microsoft Sysinternals: before 2023.6 — fixed in 2023.6
• Microsoft Sysinternals Process Monitor: before 3.94 — fixed in 3.94
• Microsoft Sysinternals Suite: from 3.0.0 before 2023.6 — fixed in 2023.6
• Microsoft Windows Sysinternals Process Monitor: from 1.0 before 3.94 — fixed in 3.94

How to fix

Upgrade to a fixed version: Microsoft Sysinternals 2023.6; Microsoft Sysinternals Process Monitor 3.94; Microsoft Sysinternals Suite 2023.6; Microsoft Windows Sysinternals Process Monitor 3.94. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29353
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29353

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