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WinPcap NPF.SYS "bpf_filter_init" Array Indexing Vulnerability
Secunia Advisory: SA27676
Release Date: 2007-11-13
Popularity: 8,629 views

Critical:
Less critical
Impact: Privilege escalation
Where: Local system
Solution Status: Vendor Patch

Software:WinPcap 4.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A vulnerability has been reported in WinPcap, which can be exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to an array indexing error within the bpf_filter_init function and can be exploited to cause a memory corruption via specially-crafted IOCTL requests.

Successful exploitation allows execution of arbitrary code with kernel privileges.

The vulnerability is reported in version 4.0.1 included in Wireshark version 0.99.6a. Prior versions may also be affected.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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