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CVE-2004-0549

10.0 · HIGH

The WebBrowser ActiveX control, or the Internet Explorer HTML rendering engine (MSHTML), as used in Internet Explorer 6, allows remote attackers to execute arbitrary code in the Local Security cont…

Published Aug 6, 2004microsoftEPSS 61.06%

Overview

CVE-2004-0549 is a high-severity vulnerability affecting microsoft internet_explorer. It was published on August 6, 2004 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The WebBrowser ActiveX control, or the Internet Explorer HTML rendering engine (MSHTML), as used in Internet Explorer 6, allows remote attackers to execute arbitrary code in the Local Security context by using the showModalDialog method and modifying the location to execute code such as Javascript, as demonstrated using (1) delayed HTTP redirect operations, and an HTTP response with a Location: header containing a "URL:" prepended to a "ms-its" protocol URI, or (2) modifying the location attribute of the window, as exploited by the Download.ject (aka Scob aka Toofer) using the ADODB.Stream object.

Remediation

Check the references section for vendor advisories and patches from microsoft. Update internet_explorer to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Ref62.131.86.111/analysis.htmRefarchives.neohapsis.com/archives/fulldisclosure/2004-06/0031.htmlRefarchives.neohapsis.com/archives/fulldisclosure/2004-06/0104.htmlRefmarc.info/?l=bugtraq&m=108786396622284&w=2Refmarc.info/?l=bugtraq&m=108852642021426&w=2Refumbrella.name/originalvuln/msie/InsiderPrototype/Refwww.kb.cert.org/vuls/id/713878Refwww.us-cert.gov/cas/techalerts/TA04-163A.htmlRefwww.us-cert.gov/cas/techalerts/TA04-184A.htmlRefwww.us-cert.gov/cas/techalerts/TA04-212A.html

How CyberStrike helps

Frequently asked questions

What is CVE-2004-0549?

CVE-2004-0549 is a high-severity vulnerability affecting microsoft internet_explorer. It was published on August 6, 2004 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2004-0549?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2004-0549?

Check the references section for vendor advisories and patches from microsoft. Update internet_explorer to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2004-0549?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2004-0549 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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