CheckPoint VPN-1 IP Address Collision Security Issue - Secunia Advisories - Vulnerability Intelligence

CheckPoint VPN-1 IP Address Collision Security Issue
Secunia Advisory:	SA29394	Advisory Toolbox: Issue ticket Save in to-do list Mark as handled Exploit information Download as PDF Review actions Add comment
Release Date:	2008-03-18
Last Update:	2008-03-25
Popularity:	4,673 views

Critical:	Less critical
Impact:	Exposure of sensitive information DoS
Where:	From local network
Solution Status:	Vendor Patch

Software:	Check Point VPN-1 Power NGX Check Point VPN-1 UTM NGX Check Point VPN-1/FireWall-1 NG with Application Intelligence (AI)

Subscribe:	Instant alerts on relevant vulnerabilities

CVE reference:	CVE-2008-1397

Description: Robert Mitchell has reported a security issue in CheckPoint VPN-1, which can lead to a DoS (Denial of Service) or disclosure of sensitive information. The security issue is caused due to an error in the handling IP address collisions and can lead to a DoS or disclosure of sensitive information. The problem occurs when a remote access client has an IP address, which is also defined in the encryption domain of a gateway that has a site-to-site VPN tunnel to the gateway the client connects to. Solution: The vendor has issued hotfixes to resolve the issue (see vendor advisory for details). Provided and/or discovered by: Robert Mitchell Changelog: 2008-03-19: Added link to US-CERT. 2008-03-25: Added CVE reference. Original Advisory: CheckPoint: https://secureknowledge.checkpoint.co...riginalAction=solution&id=sk34579 http://updates.checkpoint.com/fileser...E/VPN-1_NGX_R65_HFA02_Supplement3.pdf Robert Mitchell: http://puresecurity.com.au/index.php?action=fullnews&id=5 Other References: US-CERT VU#992585: http://www.kb.cert.org/vuls/id/992585

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