CVE-2001-0288

Severity

75%

Complexity

99%

Confidentiality

106%

Cisco switches and routers running IOS 12.1 and earlier produce predictable TCP Initial Sequence Numbers (ISNs), which allows remote attackers to spoof or hijack TCP connections.

Cisco switches and routers running IOS 12.1 and earlier produce predictable TCP Initial Sequence Numbers (ISNs), which allows remote attackers to spoof or hijack TCP connections.

CVSS 2.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P).

Overview

First reported 24 years ago

2001-05-03 04:00:00

Last updated 16 years ago

2008-09-05 20:23:00

Affected Software

Cisco IOS

References

20010228 Cisco IOS Software TCP Initial Sequence Number Randomization Improvements

Patch, Vendor Advisory

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