Microsoft Windows NT 4.0/2000 DCE/RPC Request SMBwriteX denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Windows NT 4.0/2000 and classified as problematic. This affects the function SMBwriteX of the component DCE/RPC Request. Executing a manipulation can lead to denial of service. This vulnerability appears as CVE-2000-0544. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Microsoft Windows NT 4.0/2000 (Operating System) and classified as problematic. This vulnerability affects the function SMBwriteX of the component DCE/RPC Request. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

Windows NT and Windows 2000 hosts allow a remote attacker to cause a denial of service via malformed DCE/RPC SMBwriteX requests that contain an invalid data length.

The weakness was presented 06/05/2000 with Samba as not defined posting (NTBugtraq). The advisory is shared for download at archives.neohapsis.com. This vulnerability was named CVE-2000-0544. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 10509 (MS00-066: Malformed RPC Packet patch (272303)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90532 (Microsoft Windows 2000 RPC Denial of Service Vulnerablity (MS00-066)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (5222), Tenable (10509), SecurityFocus (BID 1304†) and Vulnerability Center (SBV-1443†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10509
Nessus Name: MS00-066: Malformed RPC Packet patch (272303)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/05/2000 🔍
06/05/2000 +0 days 🔍
06/05/2000 +0 days 🔍
06/05/2000 +0 days 🔍
09/12/2000 +99 days 🔍
07/16/2003 +1037 days 🔍
06/25/2014 +3997 days 🔍
10/13/2025 +4128 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: archives.neohapsis.com
Organization: Samba
Status: Confirmed

CVE: CVE-2000-0544 (🔍)
GCVE (CVE): GCVE-0-2000-0544
GCVE (VulDB): GCVE-100-15628
X-Force: 5222
SecurityFocus: 1304 - Microsoft Windows NT 4.0 / 2000 SMB Write Request DoS Vulnerability
Vulnerability Center: 1443 - [MS00-066] DoS in Windows NT / 2000 via Malformed RPC Packet, High

Entryinfo

Created: 06/25/2014 10:09
Updated: 10/13/2025 23:27
Changes: 06/25/2014 10:09 (43), 04/30/2019 15:08 (24), 06/25/2021 07:59 (2), 10/13/2025 23:27 (18)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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