Microsoft SQL Server 7.0/2000 Named Pipe denial of service

CVSS Meta Temp Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Microsoft SQL Server 7.0/2000. This affects an unknown function of the component Named Pipe Handler. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2003-0231. Local access is required to approach this attack. Moreover, an exploit is present. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft SQL Server 7.0/2000 (Database Software) and classified as problematic. Affected by this issue is an unknown code block of the component Named Pipe Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Microsoft SQL Server 7, 2000, and MSDE allows local or remote authenticated users to cause a denial of service (crash or hang) via a long request to a named pipe.

The weakness was disclosed 08/27/2003 by Andreas Junstream with @stake as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability is handled as CVE-2003-0231 since 04/30/2003. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in C++. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 11804 (MS03-031: Cumulative Patch for MS SQL Server (815495)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90086 (Microsoft SQL Server Multiple Vulnerabilities (MS03-031)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (12700), Exploit-DB (22957), Tenable (11804), SecurityFocus (BID 8274†) and Vulnerability Center (SBV-2552†). The entries VDB-197, VDB-198 and VDB-20733 are pretty similar. Once again VulDB remains the best source for vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

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Nessus ID: 11804
Nessus Name: MS03-031: Cumulative Patch for MS SQL Server (815495)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
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Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Timelineinfo

04/30/2003 🔍
07/23/2003 +84 days 🔍
07/23/2003 +0 days 🔍
07/23/2003 +0 days 🔍
07/24/2003 +1 days 🔍
08/27/2003 +34 days 🔍
08/27/2003 +0 days 🔍
10/19/2003 +53 days 🔍
08/14/2014 +3952 days 🔍
02/01/2025 +3824 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: kb.cert.org
Researcher: Andreas Junstream
Organization: @stake
Status: Confirmed

CVE: CVE-2003-0231 (🔍)
GCVE (CVE): GCVE-0-2003-0231
GCVE (VulDB): GCVE-100-20732

OVAL: 🔍

CERT: 🔍
X-Force: 12700
SecurityFocus: 8274 - Microsoft SQL Server / MSDE Named Pipe Denial Of Service Vulnerability
Vulnerability Center: 2552 - [MS03-031] Named Pipe DoS on Microsoft SQL Server, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/15/2014 00:18
Updated: 02/01/2025 22:27
Changes: 08/15/2014 00:18 (64), 05/16/2019 09:22 (17), 12/31/2024 03:33 (16), 02/01/2025 22:27 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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