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6,602 CVEs • 6,224 products

Products (6,224)

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CVEs (6,602)

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CVSS
1Cisco
1Ios
Apr 16, 2026
Dec 10, 1992
N/A· v4
N/A· v3
7.5 HIGH· v2
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 l...Show more
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.Show less
1Cisco
1Ios
Apr 16, 2026
Dec 10, 1992
N/A· v4
N/A· v3
7.5 HIGH· v2
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.