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CVE-2001-0288

HIGH CVSS: 7.5 Published: 2001-05-03 Modified: 2026-06-16

Description

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.

Affected Platforms

Cisco Ios

Weakness Type

NVD-CWE-Other

References