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.
Metrics
CVSS 2.0 7.2/10
AV:L/AC:L/Au:N/C:C/I:C/A:CWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=626
- http://osvdb.org/40867
- http://secunia.com/advisories/27678Patch, Vendor Advisory
- 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.htmlPatch
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=626
- http://osvdb.org/40867
- http://secunia.com/advisories/27678Patch, Vendor Advisory
- 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.htmlPatch
Timeline
- Published
- Nov 14, 2007
- Last modified
- Jun 16, 2026
- NVD status
- Modified