VULNERABILITY INTELLIGENCE

CVE-1999-1466

CVSS score7.5 NONE

EPSS probability2.32%

CISA KEVNot currently listed

Published1992-12-10

Last modified2026-06-16

CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P

Description

Vulnerability in Cisco routers versions 8.2 through 9.1 allows remote attackers to bypass access control lists when extended IP access lists are used on certain interfaces, the IP route cache is enabled, and the access list uses the "established" keyword.

Weakness classification

nvd@nist.gov: NVD-CWE-Other

Primary references

cve@mitre.org — Patch, Third Party Advisory, US Government Resource
cve@mitre.org — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory