What is the severity of CVE-2000-0503?

CVE-2000-0503 is considered a moderate severity vulnerability due to the potential for an attacker to exploit cross frame security policies.

How do I fix CVE-2000-0503?

To remediate CVE-2000-0503, users should upgrade to a more secure version of Internet Explorer than 5.01.

Which versions of Internet Explorer are affected by CVE-2000-0503?

CVE-2000-0503 affects Internet Explorer versions 4.0, 5.0, 5.01, and 5.5-preview.

What kind of attacks can exploit CVE-2000-0503?

CVE-2000-0503 can be exploited by remote attackers to execute malicious scripts through cross-frame scripting attacks.

Is CVE-2000-0503 still relevant today?

While CVE-2000-0503 is an older vulnerability, it highlights important security concepts that are still relevant in modern web security.

Vulnerability/
CVE-2000-0503

low

2.6

CWE

NVD-CWE-Other

6/6/2000

12/7/2000

3/4/2025

CVE-2000-0503

First published: Tue Jun 06 2000(Updated: 3 weeks ago)

The IFRAME of the WebBrowser control in Internet Explorer 5.01 allows a remote attacker to violate the cross frame security policy via the NavigateComplete2 event.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
Internet Explorer	=5.01
Internet Explorer	=4.0
Internet Explorer	=5.0
Internet Explorer	=5.5-preview
	=4.0
	=5.0
	=5.01
	=5.5-preview

Remedy

http://archives.neohapsis.com/archives/win2ksecadvice/2000-q2/0154.html

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2000-0503?
CVE-2000-0503 is considered a moderate severity vulnerability due to the potential for an attacker to exploit cross frame security policies.
How do I fix CVE-2000-0503?
To remediate CVE-2000-0503, users should upgrade to a more secure version of Internet Explorer than 5.01.
Which versions of Internet Explorer are affected by CVE-2000-0503?
CVE-2000-0503 affects Internet Explorer versions 4.0, 5.0, 5.01, and 5.5-preview.
What kind of attacks can exploit CVE-2000-0503?
CVE-2000-0503 can be exploited by remote attackers to execute malicious scripts through cross-frame scripting attacks.
Is CVE-2000-0503 still relevant today?
While CVE-2000-0503 is an older vulnerability, it highlights important security concepts that are still relevant in modern web security.

agent/references
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agent/first-publish-date
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collector/nvd-historical
agent/software-canonical-lookup-request
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collector/nvd-index
collector/nvd-api
source/NVD
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version/internet explorer/4.0
version/internet explorer/5.0
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