Microsoft Internet Explorer 6.0/7.0 Zone code injection

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

A vulnerability was found in Microsoft Internet Explorer 6.0/7.0 (Web Browser). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component Zone Handler. 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 availability. The summary by CVE is:

** DISPUTED ** Microsoft Internet Explorer 6.0 and 7.0 allows remote attackers to fill Zones with arbitrary domains using certain metacharacters such as wildcards via JavaScript, which results in a denial of service (website suppression and resource consumption), aka "Internet Explorer Zone Domain Specification Dos and Page Suppressing". NOTE: this issue has been disputed by a third party, who states that the zone settings cannot be manipulated.

The issue has been introduced in 08/27/2001. The weakness was disclosed 07/03/2007 as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2007-3550 since 07/03/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2136 days. During that time the estimated underground price was around $5k-$25k. The real existence of this vulnerability is still doubted at the moment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (35455).

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: 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
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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
ATT&CK: T1059

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/27/2001 🔍
07/02/2007 +2135 days 🔍
07/02/2007 +0 days 🔍
07/03/2007 +1 days 🔍
07/03/2007 +0 days 🔍
07/03/2007 +0 days 🔍
07/08/2007 +5 days 🔍
05/31/2008 +328 days 🔍
03/15/2015 +2478 days 🔍
05/07/2019 +1514 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Status: Not defined
Disputed: 🔍

CVE: CVE-2007-3550 (🔍)
X-Force: 35455
Vulnerability Center: 15547 - Microsoft Internet Explorer 6.0 and 7.0 Zone Domain Specification Dos and Page Suppressing, Medium
SecurityFocus: 24744 - Microsoft Internet Explorer Zone Denial of Service Vulnerability
OSVDB: 45814 - Microsoft IE Arbitrary Website Zone Addition Domain Supression DoS

Entryinfo

Created: 03/15/2015 15:58
Updated: 05/07/2019 12:42
Changes: 03/15/2015 15:58 (57), 05/07/2019 12:42 (11)
Complete: 🔍