CVE-2015-2546
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
8.2
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
10.1%
95.4th percentile
CISA KEV
Listed
Added 2022-03-15 · patch by 2022-04-05
Weakness / dates
CWE-119
Published 2015-09-09 · modified 2026-08-14
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | R | Required |
| Scope | C | Changed |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2015-09-09 — Published (NVD)
- 2022-03-15 — Added to CISA KEV (actively exploited)
- 2022-04-05 — CISA patch-by deadline
- 2026-08-14 — Last modified (NVD)
Description
The kernel-mode driver in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 allows local users to gain privileges via a crafted application, aka "Win32k Memory Corruption Elevation of Privilege Vulnerability," a different vulnerability than CVE-2015-2511, CVE-2015-2517, and CVE-2015-2518.
Affected
References
- http://www.securityfocus.com/bid/76608
- http://www.securitytracker.com/id/1033485
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097
- http://www.securityfocus.com/bid/76608
- http://www.securitytracker.com/id/1033485
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2546