What’s Vulnerable › Vulnerabilities
CVE-2000-0916
- Severity: high (CVSS 7.5 v2.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 5.5% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2000-12-19 · updated 2026-09-23
Description
FreeBSD 4.1.1 and earlier, and possibly other BSD-based OSes, uses an insufficient random number generator to generate initial TCP sequence numbers (ISN), which allows remote attackers to spoof TCP connections.
Affected products
- FreeBSD: 2.0, 3.0, 4.0, 4.1, 4.1.1
References
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