VDB-33949 · CVE-2006-6659 · BID 21649

Microsoft Internet Explorer 7.0 ActiveX Control ole32.dll denial of service

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.
4.8	$0-$5k	0.00

A vulnerability classified as problematic was found in Microsoft Internet Explorer 7.0 (Web Browser). Affected by this vulnerability is some unknown processing in the library ole32.dll of the component ActiveX Control. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

The Microsoft Office Outlook Recipient ActiveX control (ole32.dll) in Windows XP SP2 allows remote attackers to cause a denial of service (Internet Explorer 7 hang) via crafted HTML.

The issue has been introduced in 07/27/2005. The weakness was shared 12/19/2006 by shinnai (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2006-6659 since 12/19/2006. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1499 for this issue.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 510 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

Productinfo

Type

Web Browser

Vendor

Microsoft

Name

Internet Explorer

Version

License

commercial

Support

end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

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

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/27/2005 🔍
12/18/2006 +509 days 🔍
12/19/2006 +1 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
03/12/2015 +3005 days 🔍
05/07/2019 +1517 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Researcher: shinnai
Status: Not defined

CVE: CVE-2006-6659 (🔍)
SecurityTracker: 1017397 - Microsoft Outlook Recipient ActiveX Control Lets Remote Users Deny Service
SecurityFocus: 21649 - Microsoft Outlook ActiveX Control Remote Internet Explorer Denial of Service Vulnerability

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

Entryinfo

Created: 03/12/2015 22:21
Updated: 05/07/2019 12:41
Changes: 03/12/2015 22:21 (48), 05/07/2019 12:41 (10)
Complete: 🔍