⚠ Actively exploited
Added to CISA KEV on 2022-03-28. Federal agencies required to patch by 2022-04-21. Required action: Apply updates per vendor instructions..
CVE-2010-4398 — Out-of-bounds Write in Microsoft Windows Server 2008
Severity
7.8HIGHNVD
EPSS
6.4%
top 8.94%
CISA KEV
KEV
Added 2022-03-28
Due 2022-04-21
Exploit
Exploited in wild
Active exploitation observed
Affected products
Timeline
PublishedDec 6
KEV addedMar 28
KEV dueApr 21
Latest updateOct 17
CISA Required Action: Apply updates per vendor instructions.
Description
Stack-based buffer overflow in the RtlQueryRegistryValues function in win32k.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows local users to gain privileges, and bypass the User Account Control (UAC) feature, via a crafted REG_BINARY value for a SystemDefaultEUDCFont registry key, aka "Driver Improper Interaction with Windows Kernel Vulnerability."
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9