Home/CVE/The StartServiceCtrlDispatcher function in the cvpnd service (cvpnd.exe) in Cisco VPN client for Windows before 5.0.06.0
CVE

CVE-2009-4118

The StartServiceCtrlDispatcher function in the cvpnd service (cvpnd.exe) in Cisco VPN client for Windows before 5.0.06.0

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.

LOW · CVSS 2.1 EPSS 0.00275
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
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Affected Products & Versions

1
cisco vpn clientall versions
⚠

Public Exploits & PoCs

3
dosCisco VPN Client - Integer Overflow Denial of Serviceverified
pocpacketstormsecurity.org · sybsec-adv17.txtpacketstormsecurity.org
pocwww.securityfocus.com · 37077www.securityfocus.com
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Scoring & Timeline

2.1
LOW · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:L/Au:N/C:N/I:N/A:P
Published to NVD01 Dec 2009 · 12:30 AM
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References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://secunia.com/advisories/37419Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=19445Vendor Advisory
http://www.vupen.com/english/advisories/2009/3296Vendor Advisory
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