J-Security Center

Title: RealNetworks RealPlayer IERPPLUG.DLL ActiveX Control Remote Denial of Service Vulnerability

Severity: MODERATE

Description:

RealNetworks RealPlayer is prone to a denial-of-service vulnerability.

The ActiveX control with a CLSID of {FDC7A535-4070-4B92-A0EA-D9994BCC0DC5} from the 'ierpplug.dll' library is prone to a denial-of-service issue. Specifically, when the 'OpenURLInPlayerBrowser' method of this control is called with an excessively long string as the second argument, this issue will be triggered.

An attacker can exploit this issue to trigger denial-of-service conditions in Internet Explorer or other applications that use the vulnerable ActiveX control.

RealPlayer version 10.5 is vulnerable to this issue; other versions may also be affected.

Affected Products:

  • Real Networks RealPlayer 10.5.0
  • Real Networks RealPlayer 10.5.0 Beta v6.0.12.1016
  • Real Networks RealPlayer 10.5.0 v6.0.12.1040
  • Real Networks RealPlayer 10.5.0 v6.0.12.1053
  • Real Networks RealPlayer 10.5.0 v6.0.12.1056
  • Real Networks RealPlayer 10.5.0 v6.0.12.1059
  • Real Networks RealPlayer 10.5.0 v6.0.12.1069
  • Real Networks RealPlayer 10.5.0 v6.0.12.1235
  • Real Networks RealPlayer 10.5.0 v6.0.12.1348
  • Real Networks RealPlayer 10.5.0 v6.0.12.1483

References:

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