CVE-2015-1701

HIGH
7.8
CVSS Score
Published: April 21, 2015 at 10:00 AM UTC
Updated: August 14, 2026 at 05:36 AM UTC
4 products affected across 1 vendorWindows Server 2008Windows 7Windows Vista

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Severity
HIGH7.8
Exploitation
CISA KEV
Exploit prediction
EPSS 56%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score55.9%

EPSS (Exploit Prediction Scoring System) estimates a 55.9% chance this CVE is exploited in the wild within the next 30 days — higher than 99% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

An unspecified vulnerability exists in the Win32k.sys kernel-mode driver in Microsoft Windows Server that allows a local attacker to execute arbitrary code with elevated privileges.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Known
Added to KEV
Mar 3, 2022
Remediation Due
Mar 24, 2022
1677 days overdue

Description

Win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Vista SP2, and Server 2008 SP2 allows local users to gain privileges via a crafted application, as exploited in the wild in April 2015, aka "Win32k Elevation of Privilege Vulnerability."

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (9)

Mailing Listx_refsource_FULLDISCBroken LinkThird Party Advisory
http://seclists.org/fulldisclosure/2020/May/34
VDB Entryx_refsource_BIDBroken LinkThird Party Advisory
http://www.securityfocus.com/bid/74245
VDB Entryx_refsource_SECTRACKBroken LinkThird Party Advisory
http://www.securitytracker.com/id/1032155
Exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/37049/
Exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/37367/

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
NVD-CWE-noinfo

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