5
CVSSv2

CVE-2008-1618

Published: 07/04/2008 Updated: 08/08/2017
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Vulnerability Summary

The PPTP VPN service in Watchguard Firebox prior to 10, when performing the MS-CHAPv2 authentication handshake, generates different error codes depending on whether the username is valid or invalid, which allows remote malicious users to enumerate valid usernames.

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watchguard firebox pptp vpn 4.9

watchguard firebox pptp vpn 5.0