CVE-2008-1618
Medium
Description
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.
SeverityMedium
CVSS5.0
Exploit probability—
ProductWatchguard Firebox Pptp Vpn
PublishedApr 7, 2008
First seenApr 7, 2008
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| watchguard firebox_pptp_vpn | 4.9, 5.0 | — |
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