Actively exploited in the wild
Microsoft Win32k Privilege Escalation Vulnerability
Microsoft - Win32k · Listed in the CISA KEV since 2021-11-03. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2021-28310
HighCVSS 7.8KEVSummary
Win32k Elevation of Privilege Vulnerability.
Risk Assessment
The risk includes the possibility of privilege escalation by a local user, potentially leading to full system control.
Recommendation
Install the appropriate Windows security update provided by Microsoft.
Other vulnerabilities in Win32k
See all- CVE-2017-8581High
Win32k in Microsoft Windows allows an elevation of privilege vulnerability due to improper handling of objects in memory. This affects multiple versions of Windows, including Windows Server 2008, Windows 7, Windows 8.1, Windows 10, and Windows Server 2016.
- CVE-2017-8580High
Win32k in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows an elevation of privilege vulnerability when it fails to properly handle objects in memory, known as 'Win32k Elevation of Privilege Vulnerability'.
- CVE-2017-8578High
Win32k in Microsoft Windows allows an elevation of privilege vulnerability due to improper handling of objects in memory. This affects multiple versions of Windows, including Windows 7, 8.1, 10, and Windows Server 2008 and 2016.
- CVE-2017-8577High
Win32k in Microsoft Windows allows an elevation of privilege vulnerability due to improper handling of objects in memory. This affects multiple versions of Windows, including Windows 7, 8.1, 10, and Windows Server 2008 and 2016.
- CVE-2024-30087High
A vulnerability in the Win32k driver allows elevation of privilege in Windows. This flaw can be exploited by a local attacker to gain higher privileges.
- CVE-2019-0808HighActively exploited
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0797.
- CVE-2019-0797HighActively exploited
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0808.
- CVE-2018-8453HighActively exploited
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory. Affects multiple Windows versions including Windows 7, Windows 10, and Windows Server.
- CVE-2024-38246High
Elevation of privilege vulnerability in the Win32k component of Windows. It allows a local attacker to gain elevated privileges on the system.
- CVE-2024-30091High
A vulnerability in the Win32k driver allows elevation of privilege in Windows. This flaw can be exploited by a local attacker to gain higher privileges.
Original NVD description (English source)
Win32k Elevation of Privilege Vulnerability