National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-1886 Detail

Current Description

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP3 does not properly validate the arguments to functions, which allows local users to read arbitrary data from kernel memory via a crafted application that triggers a NULL pointer dereference, aka "Win32k Incorrect Parameter Validation Allows Information Disclosure Vulnerability."

Source:  MITRE
View Analysis Description

Evaluator Description

Per: http://cwe.mitre.org/data/definitions/476.html 'CWE-476: NULL Pointer Dereference'

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://support.avaya.com/css/P8/documents/100144947
http://www.securityfocus.com/bid/48607
http://www.securitytracker.com/id?1025761
http://www.us-cert.gov/cas/techalerts/TA11-193A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-054
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12778

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-1886
NVD Published Date:
07/13/2011
NVD Last Modified:
10/12/2018