National Cyber Awareness System
Vulnerability Summary for CVE-2009-3523
Original release date:10/01/2009
Last revised:08/21/2010
Source:
US-CERT/NIST
Overview
aavmKer4.sys in avast! Home and Professional for Windows before 4.8.1356 does not properly validate input to IOCTLs (1) 0xb2d6000c and (2) 0xb2d60034, which allows local users to gain privileges via IOCTL requests using crafted kernel addresses that trigger memory corruption, a different vulnerability than CVE-2008-1625.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: MISC
Name: http://www.ntinternals.org/ntiadv0904/ntiadv0904.html
External Source: CONFIRM
Name: http://www.avast.com/eng/avast-4-home_pro-revision-history.html
External Source: SECUNIA
Name: 36858
Type: Advisory
External Source: OVAL
Name: oval:org.mitre.oval:def:6024
References to Check Content
Identifier:oval:org.mitre.oval:def:6024
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
