SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2013-3899

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly validate addresses, which allows local users to gain privileges via a crafted application, aka "Win32k Memory Corruption Vulnerability."

HIGH 7.2EPSS 2.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly validate addresses, which allows local users to gain privileges via a crafted application, aka "Win32k Memory Corruption Vulnerability."

CVSS 2.0
7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS
2.26% probability · 82th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
microsoft/windows server 2003 · microsoft/windows xp
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.