CVE-2006-3899

Name: CVE-2006-3899
Creator: NVD / NIST
Published: 2006-07-27T11:04:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 24.27%

Last modified Jun 16, 2026

CVE-2006-3899 is a vulnerability of currently unknown severity. Microsoft Internet Explorer 6.0 on Windows XP SP2 allows remote attackers to cause a denial of service (application crash) by calling the stringToBinary function of the CEnroll.CEnroll.2 ActiveX object with a long second argument, which triggers an invalid memory access inside the SysAllocStringLen function.. EPSS estimates a 24.27% chance of exploitation in the next 30 days.

Description

Microsoft Internet Explorer 6.0 on Windows XP SP2 allows remote attackers to cause a denial of service (application crash) by calling the stringToBinary function of the CEnroll.CEnroll.2 ActiveX object with a long second argument, which triggers an invalid memory access inside the SysAllocStringLen function.

Metrics

EPSS Probability

24.27%

97.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	6.0

References

http://browserfun.blogspot.com/2006/07/mobb-21-cenroll-stringtobinary.htmlBroken Link
http://www.osvdb.org/27230Broken Link
http://www.securityfocus.com/bid/19102Exploit, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2006/2916Not Applicable
https://exchange.xforce.ibmcloud.com/vulnerabilities/27884Third Party Advisory, VDB Entry
http://browserfun.blogspot.com/2006/07/mobb-21-cenroll-stringtobinary.htmlBroken Link
http://www.osvdb.org/27230Broken Link
http://www.securityfocus.com/bid/19102Exploit, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2006/2916Not Applicable
https://exchange.xforce.ibmcloud.com/vulnerabilities/27884Third Party Advisory, VDB Entry

Timeline

Published: Jul 27, 2006
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2006-3899?

How severe is CVE-2006-3899?

Severity scoring for CVE-2006-3899 is pending analysis. The EPSS model estimates a 24.27% probability of exploitation in the next 30 days.

How do I fix CVE-2006-3899?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2006-3899?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST