CVE-2015-0607 - CVE House
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Status published Medium CVE-2015-0607

The Authentication Proxy feature in Cisco IOS does not properly...

Vulnerability Description

The Authentication Proxy feature in Cisco IOS does not properly handle invalid AAA return codes from RADIUS and TACACS+ servers, which allows remote attackers to bypass authentication in opportunistic circumstances via a connection attempt that triggers an invalid code, as demonstrated by a connection attempt with a blank password, aka Bug IDs CSCuo09400 and CSCun16016.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

ios
Vulnerable Versions:
15.4\(1\)t, 15.4\(1\)t1, 15.4\(1\)t2, 15.4\(1\)t3, 15.4\(1\)t4, 15.4\(2\)t, 15.4\(2\)t1, 15.4\(2\)t2, 15.4\(2\)t3, 15.4\(100\)t, 15.4t

Timeline

Official Publish: March 6th, 2015
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.