VDB-50823 · CVE-2009-3943 · OpenVAS 900891

Microsoft Internet Explorer 6/7 denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft Internet Explorer 6/7 and classified as problematic. This vulnerability affects unknown code. Performing a manipulation results in denial of service. This vulnerability was named CVE-2009-3943. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in Microsoft Internet Explorer 6/7 (Web Browser). This affects an unknown part. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Microsoft Internet Explorer 6 through 6.0.2900.2180 and 7 through 7.0.6000.16711 allows remote attackers to cause a denial of service (application hang) via a JavaScript loop that configures the home page by using the setHomePage method and a DHTML behavior property.

The issue has been introduced in 08/27/2001. The weakness was presented 11/16/2009 as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2009-3943 since 11/16/2009. 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 T1499 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 3003 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

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Productinfo

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CPE 2.3info

CPE 2.2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 900891
OpenVAS Name: Microsoft Internet Denial Of Service Vulnerability - Nov09
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/27/2001 🔍
11/16/2009 +3003 days 🔍
11/16/2009 +0 days 🔍
11/16/2009 +0 days 🔍
03/18/2015 +1948 days 🔍
08/27/2021 +2354 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2009-3943 (🔍)
GCVE (CVE): GCVE-0-2009-3943
GCVE (VulDB): GCVE-100-50823

Entryinfo

Created: 03/18/2015 15:15
Updated: 08/27/2021 22:12
Changes: 03/18/2015 15:15 (49), 05/07/2019 12:43 (1), 08/27/2021 22:12 (7)
Complete: 🔍
Cache ID: 216:A1A:103

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