CVE-2018-8120 — Security Box Score

CVE · referencelatest edition

Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2018-8120HIGH

Microsoft Win32k

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   H   L   N  U  H  H  H    7.0   .7372   99.4   YES

AFFECTED
  Product                 Versions                                Fixed
  Windows Server 2008     32-bit Systems Service Pack 2 –         —
  Windows 7               32-bit Systems Service Pack 1 –         —
  Windows Server 2008 R2  Itanium-Based Systems Service Pack 1 –  —

TIMELINE
  Mar 14  Reserved by microsoft
  Mar 15  Added to CISA KEV, remediation due 2022-04-05
  Mar 15  Published (CNA: microsoft)
  Aug 12  EXPLOIT PUBLISHED — CVE-2018-8120 (Microsoft Windows Server 2008). Public exploit reference added.

CWE-404 · CNA: microsoft · CVSS v3.1 · 5 references · NVD status: Analyzed · KEV due April 5, 2022

Description

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 Server 2008, Windows 7, Windows Server 2008 R2. This CVE ID is unique from CVE-2018-8124, CVE-2018-8164, CVE-2018-8166.

Lifecycle

Complete event history — 4 events, chronological
Date	Event	Detail
March 14, 2018	Reserved	Reserved by microsoft
March 15, 2022	KEV ADDED	Added to CISA KEV, remediation due 2022-04-05
March 15, 2022	Published	Published (CNA: microsoft)
August 12, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2018-8120 (Microsoft Windows Server 2008). Public exploit reference added.

Affected

Affected products and packages — 3 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Microsoft	Windows Server 2008	—	32-bit Systems Service Pack 2	—
Microsoft	Windows 7	—	32-bit Systems Service Pack 1	—
Microsoft	Windows Server 2008 R2	—	Itanium-Based Systems Service Pack 1	—

Weaknesses

CWE-404

References (5)

http://www.securityfocus.com/bid/104034 [Broken Link, Third Party Advisory, VDB Entry]
http://www.securitytracker.com/id/1040849 [Broken Link, Third Party Advisory, VDB Entry]
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8120 [Patch, Vendor Advisory]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8120 [US Government Resource]
https://www.exploit-db.com/exploits/45653/ [Exploit, Third Party Advisory, VDB Entry]

Authoritative record: CVE-2018-8120 at cve.org

Vendors: microsoft

Weaknesses: CWE-404

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-8120 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.