How severe is CVE-2008-5229?

CVE-2008-5229 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2008-5229 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-5229?

CVE-2008-5229 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-2008-5229?

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

When was CVE-2008-5229 published?

CVE-2008-5229 was published on 2008-11-25 and last updated on 2026-06-16.

CVE-2008-5229

CVE-2008-5229 is a medium-severity vulnerability in Microsoft Windows Vista with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 2.0 base score 6.9)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Microsoft Windows Vista
Published: 2008-11-25
Last modified: 2026-06-16

Description

Stack-based buffer overflow in Microsoft Device IO Control in iphlpapi.dll in Microsoft Windows Vista Gold and SP1 allows local users in the Network Configuration Operator group to gain privileges or cause a denial of service (system crash) via a large invalid PrefixLength to the CreateIpForwardEntry2 method, as demonstrated by a "route add" command. NOTE: this issue might not cross privilege boundaries.

Frequently asked questions

What is CVE-2008-5229?: Stack-based buffer overflow in Microsoft Device IO Control in iphlpapi.dll in Microsoft Windows Vista Gold and SP1 allows local users in the Network Configuration Operator group to gain privileges or cause a denial of service (system crash) via a large invalid PrefixLength to the CreateIpForwardEntry2 method, as demonstrated by a "route add" command. NOTE: this issue might not cross privilege boundaries.
How severe is CVE-2008-5229?: CVE-2008-5229 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2008-5229 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-5229?: CVE-2008-5229 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-2008-5229?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-5229 published?: CVE-2008-5229 was published on 2008-11-25 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_vista:gold:*:*:*:*:*:*:*

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