What’s Vulnerable › Vulnerabilities

CVE-1999-0770

• Severity: low (CVSS 2.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 1999-07-29 · updated 2026-06-16

Description

Firewall-1 sets a long timeout for connections that begin with ACK or other packets except SYN, allowing an attacker to conduct a denial of service via a large number of connection attempts to unresponsive systems.

Affected products

• checkpoint Firewall-1: 3.0, 4.0

References

• http://www.osvdb.org/1027
• http://www.securityfocus.com/bid/549
• http://www.osvdb.org/1027
• http://www.securityfocus.com/bid/549

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