Microsoft Internet Explorer up to 6 ActiveX WebViewFolderIcon setSlice code injection

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Microsoft Internet Explorer up to 6. This impacts the function setSlice of the component ActiveX WebViewFolderIcon. Executing a manipulation can lead to code injection. This vulnerability is tracked as CVE-2006-3730. The attack can be launched remotely. Moreover, an exploit is present. Disabling the affected component is suggested.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer up to 6 (Web Browser). It has been declared as critical. This vulnerability affects the function setSlice of the component ActiveX WebViewFolderIcon. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Integer overflow in Microsoft Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) and execute arbitrary code via a 0x7fffffff argument to the setSlice method on a WebViewFolderIcon ActiveX object, which leads to an invalid memory copy.

The weakness was disclosed 09/28/2006 by H. D. Moore with MetaSploit (Website). The advisory is shared for download at browserfun.blogspot.com. This vulnerability was named CVE-2006-3730 since 07/19/2006. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.

A public exploit has been developed by H D Moore and been published before and not just after the advisory. It is possible to download the exploit at metasploit.com. It is declared as attacked. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 22530 (MS06-057: Vulnerability in Windows Explorer Could Allow Remote Execution (923191)), 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 90352 (Microsoft Windows Explorer Remote Code Execution Vulnerability (MS06-057)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at windowsupdate.microsoft.com. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 7985. In this case the pattern E5DF9D10-3B52-11D1-83E8-00A0C90DC849 is used for detection. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 4563.

The vulnerability is also documented in the databases at X-Force (27804), Exploit-DB (2440), Zero-Day.cz (360), Tenable (22530) and SecurityFocus (BID 19030†). Additional details are provided at kb.cert.org. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

ADP CISA Base Score: 8.8
ADP CISA Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: H D Moore
Download: 🔍

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Nessus ID: 22530
Nessus Name: MS06-057: Vulnerability in Windows Explorer Could Allow Remote Execution (923191)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Saint ID: exploit_info/ie_webviewfoldericon
Saint Name: Internet Explorer WebViewFolderIcon setSlice integer overflow

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: ms06_057_webview_setslice.rb
MetaSploit Name: MS06-057 Microsoft Internet Explorer WebViewFolderIcon setSlice() Overflow
MetaSploit File: 🔍

Exploit-DB: 🔍
Zero-Day.cz: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Disable
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Patch: windowsupdate.microsoft.com

Snort ID: 7985
Snort Message: WEB-ACTIVEX WebViewFolderIcon.WebViewFolderIcon.1 ActiveX CLSID access
Snort Pattern: 🔍

Suricata ID: 2003110
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TippingPoint: 🔍

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Timelineinfo

07/16/2006 🔍
07/17/2006 +0 days 🔍
07/19/2006 +2 days 🔍
07/21/2006 +2 days 🔍
07/21/2006 +0 days 🔍
09/27/2006 +68 days 🔍
09/27/2006 +0 days 🔍
09/28/2006 +1 days 🔍
09/28/2006 +0 days 🔍
09/28/2006 +0 days 🔍
10/01/2006 +3 days 🔍
10/10/2006 +9 days 🔍
10/10/2006 +0 days 🔍
02/25/2026 +7078 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: browserfun.blogspot.com
Researcher: H. D. Moore
Organization: MetaSploit
Status: Confirmed

CVE: CVE-2006-3730 (🔍)
GCVE (CVE): GCVE-0-2006-3730
GCVE (VulDB): GCVE-100-2572

OVAL: 🔍
IAVM: 🔍

CERT: 🔍
X-Force: 27804 - Microsoft Internet Explorer WebViewFolderIcon ActiveX object code execution, High Risk
SecurityFocus: 19030 - Microsoft WebViewFolderIcon ActiveX Control Buffer Overflow Vulnerability
Secunia: 22159 - Microsoft Windows Shell Code Execution Vulnerability, Extremely Critical
OSVDB: 27110 - Microsoft IE WebViewFolderIcon setSlice Overflow
SecurityTracker: 1016941 - Microsoft Windows Shell Integer Overflow Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 12802 - [MS06-057] Microsoft Internet Explorer 6 DoS Via a 0x7fffffff Argument to setSlice Method, Medium
Vupen: ADV-2006-2882

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

Entryinfo

Created: 09/28/2006 15:18
Updated: 02/25/2026 20:45
Changes: 09/28/2006 15:18 (120), 04/07/2017 12:01 (7), 03/13/2021 14:16 (3), 07/21/2024 17:56 (22), 07/25/2024 06:14 (1), 01/13/2025 04:21 (1), 06/18/2025 20:17 (2), 02/25/2026 20:45 (12)
Complete: 🔍
Cache ID: 216:F07:103

Once again VulDB remains the best source for vulnerability data.

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