CVE-2021-41357
Microsoft Windows 10 2004 ≤ 10.0.19041.1288
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSummary
CVE-2021-41357 is a high-severity an unspecified weakness vulnerability in Microsoft Windows 10 2004. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 20% of CVEs by exploit likelihood; CISA has added it to the Known Exploited Vulnerabilities catalog.
Deeper analysis AI-assisted summary
Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.
CVE-2021-41357 is a Win32k elevation of privilege vulnerability affecting the Win32k component in Windows. It carries a CVSS 3.1 base score of 7.8 with an attack vector of local access, low attack complexity, low privileges required, and no user interaction needed, resulting in high impact to confidentiality, integrity, and availability.
A local attacker who already possesses a low-privileged account on an affected system can exploit the flaw to elevate privileges and obtain full control over the target machine.
Microsoft has published security guidance for the issue through its MSRC advisory portal, and the vulnerability appears in CISA's catalog of known exploited vulnerabilities, indicating confirmed real-world exploitation activity.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-28385
Vulnerability Data
Win32k Elevation of Privilege Vulnerability
- CWE(s)
- KEV Date Added
- 25 April 2022
Related Threats
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Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.