VDB-241 · BID 8413 · SA9534

Microsoft Internet Explorer up to 6 ActiveX Plugin MCIWNDX.OCX memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft Internet Explorer up to 6 and classified as very critical. Affected is an unknown function of the file MCIWNDX.OCX of the component ActiveX Plugin Handler. This manipulation causes memory corruption. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer up to 6 (Web Browser). It has been declared as critical. Affected by this vulnerability is an unknown part of the file MCIWNDX.OCX of the component ActiveX Plugin Handler. 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 weakness was released 08/13/2003 by Tri Huynh (Website). The advisory is shared at secunia.com. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

We expect the 0-day to have been worth approximately $25k-$100k.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at SecurityFocus (BID 8413†), OSVDB (2423†) and Secunia (SA9534†). Entry connected to this vulnerability is available at VDB-242. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: microsoft.com

Timelineinfo

08/13/2003 🔍
08/13/2003 +0 days 🔍
08/14/2003 +1 days 🔍
08/18/2003 +3 days 🔍
04/07/2017 +4981 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: secunia.com⛔
Researcher: Tri Huynh
Status: Not defined

GCVE (VulDB): GCVE-100-241
SecurityFocus: 8413 - Microsoft MCIWNDX.OCX ActiveX Control Buffer Overflow Vulnerability
Secunia: 9534 - Microsoft MCIWNDX.OCX ActiveX Plugin Buffer Overflow, Highly Critical
OSVDB: 2423 - Microsoft MCWNDX.OCX ActiveX Plugin Overflow

See also: 🔍

Entryinfo

Created: 08/18/2003 12:33
Updated: 04/07/2017 12:00
Changes: 08/18/2003 12:33 (60), 04/07/2017 12:00 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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