CVE-2007-3038

CVE-2007-3038 is a high-severity vulnerability in Microsoft Windows Vista with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 35% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The Teredo interface in Microsoft Windows Vista and Vista x64 Edition does not properly handle certain network traffic, which allows remote attackers to bypass firewall blocking rules and obtain sensitive information via crafted IPv6 traffic, aka "Windows Vista Firewall Blocking Rule Information Disclosure Vulnerability."

Frequently asked questions

What is CVE-2007-3038?
The Teredo interface in Microsoft Windows Vista and Vista x64 Edition does not properly handle certain network traffic, which allows remote attackers to bypass firewall blocking rules and obtain sensitive information via crafted IPv6 traffic, aka "Windows Vista Firewall Blocking Rule Information Disclosure Vulnerability."
How severe is CVE-2007-3038?
CVE-2007-3038 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2007-3038 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 35% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3038?
CVE-2007-3038 primarily affects Microsoft Windows Vista. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-3038?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2007-3038 published?
CVE-2007-3038 was published on 2007-07-10 and last updated on 2026-06-16.

References

Affected products (2)

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