RealNetworks RealPlayer ActiveX control (rjbdll.dll) buffer overflow

realplayer-rjbdll-activex-bo (44013) The risk level is classified as HighHigh Risk


The RealPlayer ActiveX control (rjbdll.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 import() method, a remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the victim 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: 6.9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed


Gain Access


Refer to the Real Player Customer Support Web site for patch, upgrade or suggested workaround information. See References.


  • Real Player Customer Support Web site: RealNetworks, Inc. Releases Update to Address Security Vulnerabilities.
  • ZDI-08-046: RealNetworks RealPlayer Library File Deletion Stack Overflow Vulnerability.
  • BID-30376: RealNetworks RealPlayer 'rmoc3260.dll' ActiveX Control Multiple Memory Corruption Vulnerabilities
  • BID-30379: RealPlayer 'rjbdll.dll' ActiveX Control 'Import' Method Stack Buffer Overflow Vulnerability
  • CVE-2008-3066: Stack-based buffer overflow in a certain ActiveX control in rjbdll.dll in RealNetworks RealPlayer Enterprise, RealPlayer 10, and RealPlayer 10.5 before build allows remote attackers to execute arbitrary code by importing a file into a media library and then deleting this file.
  • OSVDB ID: 48286: RealPlayer rjbdll.dll ActiveX Media Library File Deletion Overflow
  • SA27620: RealNetworks RealPlayer Multiple Vulnerabilities
  • SECTRACK ID: 1020565: RealPlayer ActiveX Control Buffer Overflow in Import Method May Let Remote Users Execute Abitrary Code
  • US-CERT VU#461187: RealPlayer file deletion overflow vulnerability

Platforms Affected:

  • Real RealPlayer 10.0
  • Real RealPlayer 10.5_build_6.0.12.1040
  • Real RealPlayer 10.5_build_6.0.12.1053
  • Real RealPlayer 10.5_build_6.0.12.1059
  • Real RealPlayer 10.5_build_6.0.12.1069
  • Real RealPlayer 10.5_build_6.0.12.1235
  • Real RealPlayer 10.5_build_6.0.12.1348
  • Real RealPlayer 10.5_build_6.0.12.1578
  • Real RealPlayer 10.5_build_6.0.12.1663
  • Real RealPlayer 10.5_build_6.0.12.1698
  • Real RealPlayer 10.5_build_6.0.12.1741
  • Real RealPlayer Enterprise


Jul 25, 2008

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