CVE-1999-0161

Summary

CVE-1999-0161 is a vulnerability affecting Cisco IOS 10.3. This issue arises when using the tacacs-ds or tacacs keyword with extended IP access control lists. Under normal circumstances, these lists should filter traffic based on specific access control rules. However, the vulnerability allows traffic to bypass the filtering, potentially leading to unauthorized access to network resources. This security weakness could be exploited by attackers to gain unauthorized access to a network, posing a significant risk to organizations using the affected software. It is essential for organizations using Cisco IOS 10.3 to implement appropriate patches or updates to mitigate this vulnerability.

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