7.5
CVSSv2

CVE-2005-1057

Published: 02/05/2005 Updated: 11/10/2017
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

Cisco IOS 12.2T, 12.3 and 12.3T, when using Easy VPN Server XAUTH version 6 authentication, allows remote malicious users to bypass authentication via a "malformed packet."

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cisco ios 12.2t

cisco ios 12.3

cisco ios 12.3t

Vendor Advisories

Cisco Internetwork Operating System (IOS) Software release trains 122T, 123 and 123T may contain vulnerabilities in processing certain Internet Key Exchange (IKE) Xauth messages when configured to be an Easy VPN Server Successful exploitation of these vulnerabilities may permit an unauthorized user to complete authentication and pote ...