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Category:   Application (Generic)  >   Tcpdump Vendors:   Tcpdump.org
(NetBSD Issues Fix) Tcpdump Buffer Overflow in 'print-bgp.c' Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1022463
SecurityTracker URL:  http://securitytracker.com/id/1022463
CVE Reference:   CVE-2007-3798   (Links to External Site)
Date:  Jun 26 2009
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 3.9.6, possibly other versions
Description:   A vulnerability was reported in Tcpdump. A remote user can execute arbitrary code on the target system.

A remote user can send specially crafted BGP data to trigger a buffer overflow and execute arbitrary code on the target system. The code will run with the privileges of the target service.

The vulnerability resides in 'print-bgp.c'.

mu-b reported this vulnerability.

A demonstration exploit is available at:

http://www.digit-labs.org/files/exploits/private/tcpdump-bgp.c

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   NetBSD has issued a fix.

The NetBSD advisory is available at:

http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-002.txt.asc

Vendor URL:  www.tcpdump.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  UNIX (NetBSD)
Underlying OS Comments:  4.0

Message History:   This archive entry is a follow-up to the message listed below.
Jul 19 2007 Tcpdump Buffer Overflow in 'print-bgp.c' Lets Remote Users Execute Arbitrary Code



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