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AUSCERT External Security Bulletin Redistribution
ESB-2004.0475 -- CIAC BULLETIN O-190
Check Point ASN.1 VPN-1 Buffer Overrun
29 July 2004
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AusCERT Security Bulletin Summary
---------------------------------
Product: VPN-1/FireWall-1 NG and above
VPN-1/FireWall-1 VSX NG with Application
Intelligence
Provider-1 NG and above
FireWall-1 GX v2.0 and above
Publisher: CIAC
Operating System: Nokia IPSO
Linux variants
SecurePlatform
Solaris
Windows
Impact: Execute Arbitrary Code/Commands
Denial of Service
Access Required: Remote
CVE Names: CAN-2004-0699
Original Bulletin:
http://www.checkpoint.com/techsupport/alerts/asn1.html
Additional Information:
http://xforce.iss.net/xforce/alerts/id/178
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__________________________________________________________
The U.S. Department of Energy
Computer Incident Advisory Capability
___ __ __ _ ___
/ | /_\ /
\___ __|__ / \ \___
__________________________________________________________
INFORMATION BULLETIN
Check Point ASN.1 VPN-1 Buffer Overrun
[Check Point ASN.1 Alert of 7/28/04]
July 28, 2004 21:00 GMT Number O-190
______________________________________________________________________________
PROBLEM: An ASN.1 issue has been discovered affecting Check Point VPN-1
products during negotiations of a VPN tunnel.
PLATFORM: VPN-1/FireWall-1 NG and above,
VPN-1/FireWall-1 VSX NG with Application Intelligence,
Provider-1 NG and above,
FireWall-1 GX v2.0 and above
DAMAGE: This may cause a buffer overrun, potentially compromising the
gateway. In certain circumstances, this compromise could allow
further network compromise.
SOLUTION: Install the security update.
______________________________________________________________________________
VULNERABILITY The risk is HIGH. A remote attacker may gain access to the VPN
ASSESSMENT: without authentication.
______________________________________________________________________________
LINKS:
CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/o-190.shtml
ORIGINAL BULLETIN: http://www.checkpoint.com/techsupport/alerts/asn1.html
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