7.5high

CVE-2000-09161 exploit

FreeBSD 4.1.1 and earlier, and possibly other BSD-based OSes, uses an insufficient random number generator to generate initial TCP sequence…

Published 25 y ago · modified 45 d ago · JSON

CVSS
7.5
v2.0 · NVD
CISA KEV
No
not known exploited
EPSS
5.5%
percentile 93%
Public exploits
1
Exploit-DB

Summary

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.

Exploit prediction (EPSS)

5.55% probability of exploitation in the next 30 days, higher than 93% of all scored CVEs.

Exploits and detections

  • EDB-19522 Linux Kernel 2.2 - Predictable TCP Initial Sequence Number · remote · 1999-09-27

CVSS scores

Assigned byVersionScoreVector
NVD2.07.5AV:N/AC:L/Au:N/C:P/I:P/A:P

References

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.