20034 : Snort Back Orifice Pre-Processor UDP Packet Remote Overflow
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Info

Last Modified
about 1 year ago

Percent Complete
100%

Disclosure
Oct 18, 2005

Discovery
Unknown

Dates

Exploit
Oct 25, 2005

Solution
Unknown

Keywords

 No Keywords

Description

 A remote overflow exists in Snort. The Back Orifice Pre-Processor fails to validate UDP packets resulting in a stack overflow. With a specially crafted UDP packet, an attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

 Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Available
Disclosure: OSVDB Verified

Solution

 Upgrade to version 2.4.3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products
Sourcefire, Inc.
Watch-list
Snort
Watch-list
 2.4.0
2.4.1
2.4.2

References

Credit
  • Neel Mehta - Internet Security Systems

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