1. /
  2. Security Response/
  3. Microsoft Internet Explorer Heartbeat ActiveX Control Unspecified Vulnerability

Microsoft Internet Explorer Heartbeat ActiveX Control Unspecified Vulnerability

Risk

High

Date Discovered

October 12, 2004

Description

An unspecified vulnerability exists in the Microsoft Internet Explorer Heartbeat MSN gaming ActiveX control (Hrtbeat.ocx).

Technologies Affected

  • Avaya DefinityOne Media Servers
  • Avaya IP600 Media Servers
  • Avaya Modular Messaging (MSS) 1.1.0
  • Avaya Modular Messaging (MSS) 2.0.0
  • Avaya S3400 Message Application Server
  • Avaya S8100 Media Servers
  • Microsoft Internet Explorer 5.0.1
  • Microsoft Internet Explorer 5.0.1 SP1
  • Microsoft Internet Explorer 5.0.1 SP2
  • Microsoft Internet Explorer 5.0.1 SP3
  • Microsoft Internet Explorer 5.0.1 SP4
  • Microsoft Internet Explorer 5.5
  • Microsoft Internet Explorer 5.5 SP1
  • Microsoft Internet Explorer 5.5 SP2
  • Microsoft Internet Explorer 6.0
  • Microsoft Internet Explorer 6.0 SP1
  • Microsoft Internet Explorer 6.0 SP2 - do not use

Recommendations

Run all software as a nonprivileged user with minimal access rights.

Perform all non-administrative activities as an unprivileged user with minimal access rights. This will limit the impact of client-side vulnerabilities.

Do not follow links provided by unknown or untrusted sources.

Web users should be wary of visiting sites of questionable integrity or following links provided by unfamiliar or untrusted sources.

Set web browser security to disable the execution of script code or active content.

Disable support for client-side scripting and Active Content in the Web browser Internet Zone. This may limit exposure to this and other client-side vulnerabilities.
Microsoft has released a cumulative update for supported versions of Internet Explorer to address this and other vulnerabilities. Avaya has released an advisory that acknowledges this vulnerability for Avaya products. Customers are advised to follow Microsoft.s guidance for applying patches. Please see the referenced Avaya advisory at the following location for further details: http://support.avaya.com/japple/css/japple?temp.groupID=128450&temp.selectedFamily=128451&temp.selectedProduct=154235&temp.selectedBucket=126655&temp.feedbackState=askForFeedback&temp.documentID=203487&PAGE=avaya.css.CSSLvl1Detail&executeTransaction=avaya.css.UsageUpdate()

Credits

Discovery is credited to John Heasman from Next Generation Security Software.
Copyright © Symantec Corporation.
Permission to redistribute this alert electronically is granted as long as it is not edited in any way unless authorized by Symantec Security Response. Reprinting the whole or part of this alert in any medium other than electronically requires permission from secure@symantec.com.

Disclaimer
The information in the advisory is believed to be accurate at the time of publishing based on currently available information. Use of the information constitutes acceptance for use in an AS IS condition. There are no warranties with regard to this information. Neither the author nor the publisher accepts any liability for any direct, indirect, or consequential loss or damage arising from use of, or reliance on, this information.
Symantec, Symantec products, Symantec Security Response, and secure@symantec.com are registered trademarks of Symantec Corp. and/or affiliated companies in the United States and other countries. All other registered and unregistered trademarks represented in this document are the sole property of their respective companies/owners.

Threat Intelligence

Subscribe
Follow the Threat Intelligence Twitter feed
STAR Antimalware Protection Technologies
Internet Security Threat Report
Symantec DeepSight Screensaver