Microsoft DirectX Graphics Kernel Privilege Escalation Vulnerability
An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2,…
Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.
Exploitation probability EPSS · FIRST
Exploitation signals 3 / 5
- KEV catalog (CISA)28 Mar 2022
- Exploited in EUVD (ENISA)28 Mar 2022
- Used by ransomwareyes
- EPSS above 10 %3.4%
- No account, over the networkno
What to do
Fix
Apply the vendor’s fix as soon as it is available.
CISA guidance: Apply updates per vendor instructions.
Meanwhile
Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.
Manufacturers (CRA)
Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained
Description ENISA EUVD
An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8406.
Affected products
- 32-bit systems
- Version 1709 for x64-based Systems
- Version 1803 for 32-bit Systems
- Windows RT 8.1
- x64-based Systems
- Version 1803 for x64-based Systems
- Version 1607 for 32-bit Systems
- 32-bit Systems
- Version 1703 for x64-based Systems
- x64-based systems
- Version 1703 for 32-bit Systems
- Version 1709 for 32-bit Systems
Open source packages OSV
Affected libraries according to OSV, with fixed versions.
Timeline
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Published
-
Exploitation reported (ENISA)
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Added to the KEV catalog
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CISA remediation due date
References
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