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Monday, December 8, 2025
High Published: Dec 10, 1992 Modified: Apr 03, 2025

CVE-1999-1306

7.5 CVSS
0 5 10
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
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Description

Cisco IOS 9.1 and earlier does not properly handle extended IP access lists when the IP route cache is enabled and the "established" keyword is set, which could allow attackers to bypass filters.

CVSS Vector Details

Attack Vector Network
Attack Complexity Low
Confidentiality P
Integrity P
Availability P

Affected Software Configurations

  • o cisco ios * * * * * * * *

Weaknesses (CWE)

  • NVD-CWE-Other