Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2007-5667

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
14/11/2007
Last modified:
09/04/2025

Description

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

Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:microsoft:windows_2000:*:*:adv_srv:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:*:datacenter_srv:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:*:pro:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:*:srv:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:*:srv:ja:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2003_server:*:*:itanium:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2003_server:*:*:std:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2003_server:*:*:wed:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2003_server:*:*:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2003_server:*:*:x64-std:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2003_server:*:*:xp-64bit:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2003_server:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:*:64bit:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools