How severe is CVE-2008-3479?

CVE-2008-3479 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2008-3479 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 44% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-3479?

CVE-2008-3479 affects Microsoft Windows 2000. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-3479?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2008-3479 published?

CVE-2008-3479 was published on 2008-10-15 and last updated on 2026-06-16.

CVE-2008-3479

CVE-2008-3479 is a critical-severity vulnerability in Microsoft Windows 2000 with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 44% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 44% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Microsoft Windows 2000
Published: 2008-10-15
Last modified: 2026-06-16

Description

Heap-based buffer overflow in the Microsoft Message Queuing (MSMQ) service (mqsvc.exe) in Microsoft Windows 2000 SP4 allows remote attackers to read memory contents and execute arbitrary code via a crafted RPC call, related to improper processing of parameters to string APIs, aka "Message Queuing Service Remote Code Execution Vulnerability."

Frequently asked questions

What is CVE-2008-3479?: Heap-based buffer overflow in the Microsoft Message Queuing (MSMQ) service (mqsvc.exe) in Microsoft Windows 2000 SP4 allows remote attackers to read memory contents and execute arbitrary code via a crafted RPC call, related to improper processing of parameters to string APIs, aka "Message Queuing Service Remote Code Execution Vulnerability."
How severe is CVE-2008-3479?: CVE-2008-3479 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2008-3479 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 44% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-3479?: CVE-2008-3479 affects Microsoft Windows 2000. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-3479?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2008-3479 published?: CVE-2008-3479 was published on 2008-10-15 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*

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