Microsoft Internet Explorer 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.
4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Internet Explorer. It has been classified as problematic. Affected is an unknown function. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2006-3511. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Microsoft Internet Explorer (Web Browser) (unknown version). This affects an unknown code block. 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:

Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) by setting the fonts property of the HtmlDlgSafeHelper object, which triggers a null dereference.

The weakness was shared 07/10/2006 (Website). It is possible to read the advisory at vupen.com. This vulnerability is uniquely identified as CVE-2006-3511 since 07/11/2006. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (27649), SecurityFocus (BID 18929†) and OSVDB (27055†). The entries VDB-31241, VDB-31240 and VDB-31238 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

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: 4.8

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

CVSSv2info

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/08/2006 🔍
07/10/2006 +1 days 🔍
07/10/2006 +0 days 🔍
07/11/2006 +1 days 🔍
07/11/2006 +0 days 🔍
03/12/2015 +3166 days 🔍
04/07/2017 +757 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: vupen.com⛔
Status: Not defined

CVE: CVE-2006-3511 (🔍)
GCVE (CVE): GCVE-0-2006-3511
GCVE (VulDB): GCVE-100-31239
X-Force: 27649 - Microsoft Internet Explorer HtmlDlgSafeHelper ActiveX object denial of service
SecurityFocus: 18929 - Microsoft Internet Explorer HtmlDlgSafeHelper Remote Denial Of Service Vulnerability
OSVDB: 27055 - Microsoft IE HtmlDlgSafeHelper fonts Property NULL Dereference
Vupen: ADV-2006-2743

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

Entryinfo

Created: 03/12/2015 14:25
Updated: 04/07/2017 12:08
Changes: 03/12/2015 14:25 (53), 04/07/2017 12:08 (7)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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