CVE-2008-1618
The PPTP VPN service in Watchguard Firebox before 10, when performing the MS-CHAPv2 authentication handshake, generates different error codes depending on whether the username i…
Published: 2008-04-07 · CVSS: Unscored
The PPTP VPN service in Watchguard Firebox before 10, when performing the MS-CHAPv2 authentication handshake, generates different error codes depending on whether the username is valid or invalid, which allows remote attackers to enumerate valid usernames.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7