CVE-2018-8453

critical-risk
Published 2018-10-10

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 affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Do I need to act?

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81.3% chance of exploitation in next 30 days
EPSS score — higher than 19% 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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1 public exploit available
47134
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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 (17)

Affected Vendors

Microsoft

References (11)

Exploit http://packetstormsecurity.com/files/153669/Microsoft-Windows-NtUserSetWindowFNI...
Broken Link http://www.securityfocus.com/bid/105467
Broken Link http://www.securitytracker.com/id/1041828
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8453
Exploit https://securelist.com/cve-2018-8453-used-in-targeted-attack
Exploit http://packetstormsecurity.com/files/153669/Microsoft-Windows-NtUserSetWindowFNI...
Broken Link http://www.securityfocus.com/bid/105467
Broken Link http://www.securitytracker.com/id/1041828
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8453
Exploit https://securelist.com/cve-2018-8453-used-in-targeted-attack
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-...
77
/ 100
critical-risk
Severity 24/34 · High
Exploitability 34/34 · Critical
Exposure 19/34 · Moderate