How severe is CVE-2006-3944?

CVE-2006-3944 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-3944 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3944?

CVE-2006-3944 affects Microsoft Ie. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-3944?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-3944 published?

CVE-2006-3944 was published on 2006-07-31 and last updated on 2026-06-16.

CVE-2006-3944

CVE-2006-3944 is a medium-severity vulnerability in Microsoft Ie with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 17% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Ie
Published: 2006-07-31
Last modified: 2026-06-16

Description

Microsoft Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) via a (1) Forms.ListBox.1 or (2) Forms.ListBox.1 object with the ListWidth property set to (a) 0x7fffffff, which triggers an integer overflow exception, or to (b) 0x7ffffffe, which triggers a null dereference.

Frequently asked questions

What is CVE-2006-3944?: Microsoft Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) via a (1) Forms.ListBox.1 or (2) Forms.ListBox.1 object with the ListWidth property set to (a) 0x7fffffff, which triggers an integer overflow exception, or to (b) 0x7ffffffe, which triggers a null dereference.
How severe is CVE-2006-3944?: CVE-2006-3944 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-3944 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3944?: CVE-2006-3944 affects Microsoft Ie. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-3944?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-3944 published?: CVE-2006-3944 was published on 2006-07-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:ie:6:windows_xp_sp2:*:*:*:*:*:*

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