HIGH

CVE-2021-41357

Microsoft Windows 10 2004 2021-10-13 CVSS v3.1

CVSS

7.8

KEV

Description

Win32k Elevation of Privilege Vulnerability

Summary dbcve.org

This is a local Elevation of Privilege vulnerability in the Win32k kernel-mode driver (win32k.sys), which handles Windows graphics and window management operations. The vulnerability allows a low-privilege attacker to escalate to higher privileges, potentially achieving SYSTEM-level access on affected Windows systems.

Mitigation

Apply the Microsoft security update for CVE-2021-41357 via Windows Update or enterprise patch management systems. This is a kernel-mode vulnerability that requires patching the Windows kernel component.

Patch Commit

EPSS Score

1.58%

Probability of exploitation in next 30 days

74.5th percentile

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41357 Patch, Vendor Advisory https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41357 US Government Resource

View on dbcve.org

Base CVE data derived from NVD (public domain). Enrichment by dbcve.org (CC-BY-4.0). Fetched via API.

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