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CVE-2015-2360

Microsoft Win32k Privilege Escalation

8.8 HIGHActively exploited (CISA KEV)EPSS 14.8%
  1. Published9 Jun 2015
  2. Added to CISA KEV25 May 2022
  3. Remediation due15 Jun 2022
Actively exploited (CISA KEV)

Win32k.sys in the kernel-mode drivers in Microsoft Windows allows local users to gain privileges or cause denial-of-service (DoS).

Added to KEV: 25 May 2022Federal remediation due: 15 Jun 2022

Description

win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2 and R2 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application, aka "Win32k Elevation of Privilege Vulnerability."

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 7all versions
Microsoft Windows 8all versions
Microsoft Windows 8.1all versions
Microsoft Windows Rtall versions
Microsoft Windows Rt 8.1all versions
Microsoft Windows Server 2003r2
Microsoft Windows Server 2008r2
Microsoft Windows Server 2012r2
Microsoft Windows Vistaall versions

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2015-2360 being actively exploited?

Yes. CVE-2015-2360 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 25 May 2022.

How severe is CVE-2015-2360?

CVE-2015-2360 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 14.8% probability of exploitation.

Which products are affected by CVE-2015-2360?

Affected products include Microsoft Windows 7, Microsoft Windows 8, Microsoft Windows 8.1, Microsoft Windows Rt, Microsoft Windows Rt 8.1, and 4 more.

How do I fix CVE-2015-2360?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2015-2360 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.