CVE-1999-0161: In Cisco IOS 10.3, with the tacacs-ds or tacacs keyword, an extended IP access control list could bypass filtering.
Summary
In Cisco IOS 10.3, with the tacacs-ds or tacacs keyword, an extended IP access control list could bypass filtering.
Severity
UNKNOWN
Source Attribution
Source: NVD · Updated: 2026-08-21T04:30:36.671Z · Confidence: high
Impact
Based on CVSS vector: n/a — assess confidentiality, integrity, and availability impact via the official vector documentation.
Affected Software
Fix
Upgrade affected software to the fixed version identified above. Apply vendor patches and monitor advisories before exposed systems go unpatched.