• CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
Assigning CNA
MITRE Corporation
Date Record Created
20001124 Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Proposed (20001129)
Votes (Legacy)
ACCEPT(2) Cole, Mell
MODIFY(1) Frech
REVIEWING(1) Christey
Comments (Legacy)
 Frech> XF:tcp-seq-predict(139)
 Christey> Abstraction issue: CVE-1999-0077 is for TCP sequence
   prediction as a general problem; but here we have a specific
   implementation flaw.

Proposed (Legacy)
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