CVEvulnerability
CVE-2008-1618
5.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2008-04-07
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-200
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.
Affected configurations
• watchguard firebox pptp vpn 4.9
• watchguard firebox pptp vpn 5.0
Related
Weakness · CWE (1)
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
References
- http://secunia.com/advisories/29708 Vendor Advisory
- http://www.mwrinfosecurity.com/publications/mwri_watchguard-firebox-pptp-vpn-user-enumeration-advisory_2008-04-04.pdf Exploit, Patch
- http://www.osvdb.org/44218 www.osvdb.org
- http://www.securityfocus.com/bid/28619 www.securityfocus.com
- http://www.securitytracker.com/id?1019796 www.securitytracker.com
- http://www.vupen.com/english/advisories/2008/1152/references Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41683 exchange.xforce.ibmcloud.com
- http://secunia.com/advisories/29708 Vendor Advisory
- http://www.mwrinfosecurity.com/publications/mwri_watchguard-firebox-pptp-vpn-user-enumeration-advisory_2008-04-04.pdf Exploit, Patch
- http://www.osvdb.org/44218 www.osvdb.org
- http://www.securityfocus.com/bid/28619 www.securityfocus.com
- http://www.securitytracker.com/id?1019796 www.securitytracker.com
- http://www.vupen.com/english/advisories/2008/1152/references Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41683 exchange.xforce.ibmcloud.com