CVE-2021-27077

moderate-risk
Published 2021-03-11

Windows Win32k Elevation of Privilege Vulnerability

Do I need to act?

~
2.9% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (19)

Affected Vendors

Microsoft

References (24)

Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-2707...
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-287/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-403/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-482/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-494/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-495/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-496/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-497/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-498/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-499/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-500/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-501/
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-2707...
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-287/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-403/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-482/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-494/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-495/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-496/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-497/
and 4 more references
49
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 6/34 · Minimal
Exposure 19/34 · Moderate