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Tool Directory

CVE-2002-1463

HighPublished

Symantec Raptor Firewall 6.5 and 6.5.3, Enterprise Firewall 6.5.2 and 7.0, VelociRaptor Models 500/700/1000 and 1100/1200/1300, and Gateway Security...

Published: Sep 1, 2004
Updated: Aug 8, 2024
Assigning CNA: mitre
Evidence observed: Sep 27, 1999

Primary CVSS

7.5/ 10High

nvd · CVSS 2.0

AV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS probability estimate

6.9%

Low · next 30 days

Percentile: 93.9%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Symantec Raptor Firewall 6.5 and 6.5.3, Enterprise Firewall 6.5.2 and 7.0, VelociRaptor Models 500/700/1000 and 1100/1200/1300, and Gateway Security 5110/5200/5300 generate easily predictable initial sequence numbers (ISN), which allows remote attackers to spoof connections.

Sources

Linux Kernel 2.2 - Predictable TCP Initial Sequence NumberExploit
Stealth & S. Krahmer · linux · Sep 27, 1999

Responsible use

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