MEDIUM · 4.3

CVE-2015-0607

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...

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.

CVSS Score

4.3

MEDIUM

AV:N/AC:M/Au:N/C:P/I:N/A:N
Confidentiality
PARTIAL
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
CiscoIos15.4\(1\)t

Related Weaknesses (CWE)

References

FAQ

What is CVE-2015-0607?

CVE-2015-0607 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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...

How severe is CVE-2015-0607?

CVE-2015-0607 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2015-0607?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios.