CVE-2018-8120
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
7.0
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
73.4%
99.4th percentile
CISA KEV
Listed
Added 2022-03-15 · patch by 2022-04-05
Weakness / dates
CWE-404
Published 2018-05-09 · modified 2026-08-13
CVSS breakdown
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | H | High |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2018-05-09 — Published (NVD)
- 2022-03-15 — Added to CISA KEV (actively exploited)
- 2022-04-05 — CISA patch-by deadline
- 2026-08-13 — Last modified (NVD)
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.
Affected
References
- http://www.securityfocus.com/bid/104034
- http://www.securitytracker.com/id/1040849
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8120
- exploit https://www.exploit-db.com/exploits/45653/
- http://www.securityfocus.com/bid/104034
- http://www.securitytracker.com/id/1040849
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8120
- exploit https://www.exploit-db.com/exploits/45653/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8120