CVE-2018-8589

high-risk
Published 2018-11-14

An elevation of privilege vulnerability exists when Windows improperly handles calls to Win32k.sys, aka "Windows Win32k Elevation of Privilege Vulnerability." This affects Windows Server 2008, Windows 7, Windows Server 2008 R2.

Do I need to act?

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50.4% chance of exploitation in next 30 days
EPSS score — higher than 50% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (4)

Affected Vendors

Microsoft

References (7)

Broken Link http://www.securityfocus.com/bid/105796
Broken Link http://www.securitytracker.com/id/1042140
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8589
Broken Link http://www.securityfocus.com/bid/105796
Broken Link http://www.securitytracker.com/id/1042140
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8589
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-...
59
/ 100
high-risk
Severity 24/34 · High
Exploitability 25/34 · High
Exposure 10/34 · Low