Microsoft SQL Server 2000 DBCC memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft SQL Server 2000 and classified as critical. Impacted is an unknown function of the component DBCC. This manipulation causes memory corruption. This vulnerability is registered as CVE-2002-0644. Furthermore, an exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as critical was found in Microsoft SQL Server 2000 (Database Software). Affected by this vulnerability is an unknown part of the component DBCC. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in several Database Consistency Checkers (DBCCs) for Microsoft SQL Server 2000 and Microsoft Desktop Engine (MSDE) 2000 allows members of the db_owner and db_ddladmin roles to execute arbitrary code.

The weakness was published 08/12/2002 as MS02-038 as confirmed bulletin (Technet). It is possible to read the advisory at microsoft.com. This vulnerability is known as CVE-2002-0644. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 11214 (MS02-061: Microsoft SQL Server Multiple Vulnerabilities (uncredentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 19046 (Microsoft SQL Server 2000 Database Consistency Checkers Buffer Overflow Vulnerability (MS02-038)).

Applying the patch MS02-038 is able to eliminate this problem. The bugfix is ready for download at microsoft.com.

The vulnerability is also documented in the databases at X-Force (9667), Exploit-DB (21650), Tenable (11214), SecurityFocus (BID 5307†) and Vulnerability Center (SBV-1204†). Similar entries are available at VDB-18596, VDB-18597, VDB-18598 and VDB-18745. Statistical analysis made it clear that VulDB provides the best quality 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: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11214
Nessus Name: MS02-061: Microsoft SQL Server Multiple Vulnerabilities (uncredentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MS02-038
McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍

Timelineinfo

08/12/2002 🔍
08/12/2002 +0 days 🔍
10/11/2002 +60 days 🔍
01/25/2003 +106 days 🔍
06/16/2003 +142 days 🔍
07/22/2014 +4054 days 🔍
09/14/2025 +4072 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS02-038
Status: Confirmed

CVE: CVE-2002-0644 (🔍)
GCVE (CVE): GCVE-0-2002-0644
GCVE (VulDB): GCVE-100-18595
X-Force: 9667
SecurityFocus: 5307
Vulnerability Center: 1204 - [MS02-056, MS02-038] Buffer Overflow in DBCC in SQL Server / MSDE Allows Code Execution, High

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

Entryinfo

Created: 07/22/2014 22:33
Updated: 09/14/2025 21:27
Changes: 07/22/2014 22:33 (67), 05/09/2019 22:36 (3), 06/23/2025 10:54 (25), 09/14/2025 21:27 (2)
Complete: 🔍
Cache ID: 216::103

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