Camera Stream Client ActiveX control (DcsCliCtrl.dll) buffer overflow

csc-dcsclictrl-bo (74447) The risk level is classified as HighHigh Risk


Camera Stream Client ActiveX control (DcsCliCtrl.dll) is vulnerable to a stack-based buffer overflow. By persuading a victim to visit a specially-crafted Web page that passes an overly long argument to the SetDirectory() methods, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the victim's browser to crash.


Base Score: 9.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
Temporal Score: 8.4
  Exploitability: Functional
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated


Gain Access


No remedy available as of October 1, 2014.


  • D-Link Web site: D-Link.
  • Offensive Security Exploit Database [03-28-2012]: D-Link DCS-5605 Network Surveillance ActiveX Control DcsCliCtrl.dll lstrcpyW Remote Buffer Overflow Vulnerability.
  • BID-52769: D-Link DCS-5605 PTZ ActiveX Control 'SelectDirectory()' Method Buffer Overflow Vulnerability
  • CVE-2012-5306: Stack-based buffer overflow in the SelectDirectory method in DcsCliCtrl.dll in Camera Stream Client ActiveX Control, as used in D-Link DCS-5605 PTZ IP Network Camera, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long string argument.
  • OSVDB ID: 80663: D-Link SecuriCam DCS-5605 ActiveX (DcsCliCtrl.dll) SelectDirectory() Method lstrcpyW() Call Remote Overflow
  • SA48602: Camera Stream Client ActiveX Control "SetDirectory()" Buffer Overflow

Platforms Affected:

  • D-Link Camera Stream Client 1


Mar 28, 2012

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