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PPTP Server version disclosure vulnerability



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General Info


TC: 11030
Description: The remote host is running a PPTP VPN (Point-to-Point Tunneling Protocol) which allows remote users to connect to a private network.

Server version (PPTP version), Host name and Vendor strings can be gathered by a malicious user.
TC Impact: Gather Info
Service: PPTP



Specific Operations and Actions:


Vulnerability Publication: 01/01/1970
Advisory Copyright: General Security Issue
Summary: Server version (PPTP version), Host name and Vendor strings can be gathered by a malicious user.
Risk: Low
CVSS 2.0 metrics: Access Vector: Network
Access Complexity: Low
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: None
CVSS 2.0 Base Score: 0.0
Vulnerability Impact: Gather Info
Host Impact: Access to a private network.
Nature of Remediation: Close the service.
Step required to fix the reported vulnerability:

***** Solution type: Update Configuration *****

Close the service if not used. Else restrict access to this port from untrusted networks. Make sure only ciphered connection are allowed.



Glossary and References :


References:
* MISC: Microsoft's PPTP Implementation
http://www.schneier.com/pptp-faq.html

CVE Link: GENERIC-MAP-NOMATCH
CVE Compatible

Glossary: RAS
VPN


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