Microsoft Windows up to 2000 SP2 DCOM Client information disclosure

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Microsoft Windows up to 2000 SP2. It has been rated as problematic. The impacted element is an unknown function of the component DCOM Client. Performing a manipulation results in information disclosure. This vulnerability is cataloged as CVE-2002-2077. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Microsoft Windows up to 2000 SP2 (Operating System). This affects an unknown function of the component DCOM Client. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

The DCOM client in Windows 2000 before SP3 does not properly clear memory before sending an "alter context" request, which may allow remote attackers to obtain sensitive information by sniffing the session.

The weakness was shared 12/31/2002 by Todd Sabin with BindView (Website). It is possible to read the advisory at bindview.com. This vulnerability is uniquely identified as CVE-2002-2077 since 07/14/2005. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version SP3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The best possible mitigation is suggested to be patching the affected component.

The vulnerability is also documented in the databases at X-Force (8739), SecurityFocus (BID 4410†) and Vulnerability Center (SBV-24700†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

Version

• 2000 SP2

License

• commercial

Website

• Vendor: https://www.microsoft.com/
• Product: https://www.microsoft.com/en-us/windows

CPE 2.3info

• 🔍
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CPE 2.2info

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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

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Upgrade: Windows SP3

Timelineinfo

08/02/2001 🔍
08/02/2001 +0 days 🔍
12/31/2002 +516 days 🔍
12/31/2002 +0 days 🔍
07/14/2005 +926 days 🔍
01/27/2010 +1658 days 🔍
08/06/2014 +1652 days 🔍
02/20/2017 +929 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: bindview.com
Researcher: Todd Sabin
Organization: BindView
Status: Not defined

CVE: CVE-2002-2077 (🔍)
GCVE (CVE): GCVE-0-2002-2077
GCVE (VulDB): GCVE-100-19719
X-Force: 8739
SecurityFocus: 4410 - Windows 2000 DCOM Client Memory Disclosure Vulnerability
Vulnerability Center: 24700 - Windows 2000 DCOM client Information disclosure Vulnerability via Alter Context Requests, Medium

Entryinfo

Created: 08/06/2014 10:11
Updated: 02/20/2017 10:15
Changes: 08/06/2014 10:11 (56), 02/20/2017 10:15 (6)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

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