CVE-2009-1547

Name: CVE-2009-1547
Creator: NVD / NIST
Published: 2009-10-14T10:30:00.937+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 37.44%

Last modified Jun 16, 2026

CVE-2009-1547 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Unspecified vulnerability in Microsoft Internet Explorer 5.01 SP4, 6, 6 SP1, and 7 allows remote attackers to execute arbitrary code via a crafted data stream header that triggers memory corruption, aka "Data Stream Header Corruption Vulnerability.". EPSS estimates a 37.44% chance of exploitation in the next 30 days.

Description

Unspecified vulnerability in Microsoft Internet Explorer 5.01 SP4, 6, 6 SP1, and 7 allows remote attackers to execute arbitrary code via a crafted data stream header that triggers memory corruption, aka "Data Stream Header Corruption Vulnerability."

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

37.44%

98.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Microsoft	Internet Explorer	5.01	Sp4
Microsoft	Internet Explorer	6	Sp1
Microsoft	Windows 2000	All versions	Sp4
Microsoft	Windows Server 2003	All versions	Sp2
Microsoft	Windows Xp	All versions	Sp3
Microsoft	Internet Explorer	7	—
Microsoft	Windows Server 2008	All versions	—
Microsoft	Windows Vista	All versions	—
Microsoft	Internet Explorer	8	—
Microsoft	Windows 7	All versions	—

References

Timeline

Published: Oct 14, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-1547?

How severe is CVE-2009-1547?

CVE-2009-1547 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 37.44% probability of exploitation in the next 30 days.

How do I fix CVE-2009-1547?

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-2009-1547?

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

Scan your code now

Source: NVD / NIST