Microsoft Exchange 2000 Privilege Registry privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Exchange 2000. It has been rated as critical. This vulnerability affects unknown code of the component Privilege Handler. Performing a manipulation results in privileges management (Registry). This vulnerability is known as CVE-2002-0049. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Exchange 2000 (Groupware Software). This affects an unknown function of the component Privilege Handler. The manipulation with an unknown input leads to a privileges management vulnerability (Registry). CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

Microsoft Exchange Server 2000 System Attendant gives "Everyone" group privileges to the WinReg key, which could allow remote attackers to read or modify registry keys.

The weakness was published 02/07/2002 as ms02-003 (Website). It is possible to read the advisory at microsoft.com. This vulnerability is uniquely identified as CVE-2002-0049. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but an exploit is available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 11309 (MS02-003: WinReg Remote Registry Key Manipulation (316056)), 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 90077 (Microsoft Exchange Inappropriate Registry Permissions Vulnerability (MS02-003)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (8092), Tenable (11309), SecurityFocus (BID 4053†), OSVDB (2042†) and Vulnerability Center (SBV-1213†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Registry
Class: Privileges management / Registry
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11309
Nessus Name: MS02-003: WinReg Remote Registry Key Manipulation (316056)
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: 🔍
Exploit Delay Time: 🔍

Timelineinfo

02/07/2002 🔍
02/07/2002 +0 days 🔍
03/08/2002 +29 days 🔍
03/08/2002 +0 days 🔍
02/21/2003 +350 days 🔍
03/02/2003 +8 days 🔍
06/18/2003 +108 days 🔍
07/11/2014 +4041 days 🔍
09/23/2025 +4092 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: ms02-003
Status: Confirmed

CVE: CVE-2002-0049 (🔍)
GCVE (CVE): GCVE-0-2002-0049
GCVE (VulDB): GCVE-100-17955

OVAL: 🔍

X-Force: 8092
SecurityFocus: 4053
OSVDB: 2042 - Microsoft Exchange System Attendant WinReg Remote Registry Key Manipulation
Vulnerability Center: 1213 - [MS02-003] Flaw in Microsoft Exchange Server 2000 System Attendant Allows Remote Registry Access, Medium

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

Entryinfo

Created: 07/11/2014 13:39
Updated: 09/23/2025 18:57
Changes: 07/11/2014 13:39 (68), 05/17/2018 23:22 (1), 06/27/2021 09:23 (2), 09/23/2025 18:57 (18)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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