How severe is CVE-2005-3644?

CVE-2005-3644 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2005-3644 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 47% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-3644?

CVE-2005-3644 primarily affects Microsoft Windows 2000. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-3644?

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-2005-3644 published?

CVE-2005-3644 was published on 2005-11-17 and last updated on 2026-06-16.

CVE-2005-3644

CVE-2005-3644 is a high-severity vulnerability in Microsoft Windows 2000 with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 47% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-399.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 47% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Microsoft Windows 2000
Published: 2005-11-17
Last modified: 2026-06-16

Description

PNP_GetDeviceList (upnp_getdevicelist) in UPnP for Microsoft Windows 2000 SP4 and earlier, and possibly Windows XP SP1 and earlier, allows remote attackers to cause a denial of service (memory consumption) via a DCE RPC request that specifies a large output buffer size, a variant of CVE-2006-6296, and a different vulnerability than CVE-2005-2120.

Frequently asked questions

What is CVE-2005-3644?: PNP_GetDeviceList (upnp_getdevicelist) in UPnP for Microsoft Windows 2000 SP4 and earlier, and possibly Windows XP SP1 and earlier, allows remote attackers to cause a denial of service (memory consumption) via a DCE RPC request that specifies a large output buffer size, a variant of CVE-2006-6296, and a different vulnerability than CVE-2005-2120.
How severe is CVE-2005-3644?: CVE-2005-3644 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2005-3644 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 47% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-3644?: CVE-2005-3644 primarily affects Microsoft Windows 2000. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-3644?: 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-2005-3644 published?: CVE-2005-3644 was published on 2005-11-17 and last updated on 2026-06-16.

References

Affected products (13)

cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:sp3:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:*:home:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:*:media_center:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:gold:professional:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp1:home:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp1:media_center:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp2:home:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp2:media_center:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:*

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