Vulnerability CVE-2007-5667
Published: 2007-11-13   Modified: 2012-02-12

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.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Novell -> Client 

 References:
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=626
http://www.securityfocus.com/bid/26420
http://www.securitytracker.com/id?1018943
http://www.vupen.com/english/advisories/2007/3846
https://exchange.xforce.ibmcloud.com/vulnerabilities/38434
https://secure-support.novell.com/KanisaPlatform/Publishing/98/3260263_f.SAL_Public.html
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