National Cyber Awareness System
Vulnerability Summary for CVE-2007-5667
Original release date:11/14/2007
Last revised:03/08/2011
Source:
US-CERT/NIST
Overview
NWFILTER.SYS in Novell Client 4.91 SP 1 through SP 4 for Windows 2000, XP, and Server 2003 makes the \.\nwfilter device available for arbitrary user-mode input via METHOD_NEITHER IOCTLs, which allows local users to gain privileges by passing a kernel address as an argument and overwriting kernel memory locations.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
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: CONFIRM
Name: https://secure-support.novell.com/KanisaPlatform/Publishing/98/3260263_f.SAL_Public.html
Type: Patch Information
External Source: SECUNIA
Name: 27678
Type: Advisory; Patch Information
External Source: VUPEN
Name: ADV-2007-3846
External Source: OSVDB
Name: 40867
External Source: IDEFENSE
Name: 20071112 Novell NetWare Client NWFILTER.SYS Local Privilege Escalation Vulnerability
External Source: XF
Name: novell-client-nwfilter-privilege-escalation(38434)
External Source: SECTRACK
Name: 1018943
External Source: BID
Name: 26420
