CVE-2001-1431
Medium
Description
Nokia Firewall Appliances running IPSO 3.3 and VPN-1/FireWall-1 4.1 Service Pack 3, IPSO 3.4 and VPN-1/FireWall-1 4.1 Service Pack 4, and IPSO 3.4 or IPSO 3.4.1 and VPN-1/FireWall-1 4.1 Service Pack 5, when SYN Defender is configured in Active Gateway mode, does not properly rewrite the third packet of a TCP three-way handshake to use the NAT IP address, which allows remote attackers to gain sensitive information.
SeverityMedium
CVSS5.0
Exploit probability—
ProductCheckpoint Firewall-1
PublishedOct 8, 2001
First seenOct 8, 2001
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| checkpoint firewall-1 | 4.1 | — |
| checkpoint vpn-1 | 4.1 | — |
| nokia firewall_appliance | ipso_3.3, ipso_3.4, ipso_3.41 | — |
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