National Cyber Awareness System
Vulnerability Summary for CVE-2009-4118
Original release date:12/01/2009
Last revised:10/25/2012
Source:
US-CERT/NIST
Overview
The StartServiceCtrlDispatcher function in the cvpnd service (cvpnd.exe) in Cisco VPN client for Windows before 5.0.06.0100 does not properly handle an ERROR_FAILED_SERVICE_CONTROLLER_CONNECT error, which allows local users to cause a denial of service (service crash and VPN connection loss) via a manual start of cvpnd.exe while the cvpnd service is running.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: VUPEN
Name: ADV-2009-3296
Type: Advisory
External Source: BID
Name: 37077
External Source: CONFIRM
Name: http://tools.cisco.com/security/center/viewAlert.x?alertId=19445
Type: Advisory
External Source: SECUNIA
Name: 37419
Type: Advisory
External Source: MISC
Name: http://packetstormsecurity.org/0911-exploits/sybsec-adv17.txt
