Vulnerability in Cisco Vpn Client
CVE-2009-4118
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.
EPSS: 0.025 (83.1th percentile) — read the EPSS interpretation.
Affected products
- Cisco Vpn_client — versions 2.0, 3.0, 3.0.5
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- cve@mitre.org (Exploit, x_refsource_MISC)
- cve@mitre.org (vdb-entry, x_refsource_VUPEN, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (Exploit, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2009-4118?
- CVE-2009-4118 is a vulnerability in Cisco Vpn Client. Published 2009-12-01.
- Is CVE-2009-4118 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.