CVE Catalog

CVE-1999-1465

High
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
1.64%

73th percentile - higher than 73% of all known CVEs

Summary

Vulnerability in Cisco IOS versions 11.1 through 11.3 with distributed fast switching (DFS) enabled allows remote attackers to bypass certain access control lists when the router switches traffic from a DFS-enabled input interface to an output interface with a logical subinterface.

Risk Assessment

Organizations may be exposed to unauthorized access to network resources, potentially leading to serious security incidents.

Recommendation

It is recommended to update Cisco IOS to the latest version to mitigate this vulnerability and to review and adjust access control list configurations.

Related vulnerabilities

Original NVD description (English source)

Vulnerability in Cisco IOS 11.1 through 11.3 with distributed fast switching (DFS) enabled allows remote attackers to bypass certain access control lists when the router switches traffic from a DFS-enabled input interface to an output interface with a logical subinterface, as described by Cisco bug CSCdk43862.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS