VDB-713 · BID 10552 · SA11868

Microsoft Internet Explorer 6 mshtml.dll 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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Microsoft Internet Explorer 6. This impacts an unknown function in the library mshtml.dll. The manipulation with the input href=::%7b leads to denial of service. The attack may be initiated remotely. In addition, an exploit is available. It is advised to substitute the affected component with an alternative.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Microsoft Internet Explorer 6 (Web Browser). This issue affects some unknown processing in the library mshtml.dll. The manipulation with the input value href=::%7b leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The issue has been introduced in 03/22/2001. The weakness was presented 06/14/2004 by Rafel Ivgi (The Insider) (Website). The advisory is shared at lists.netsys.com. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The exploit is available at lists.netsys.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1180 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at windowsupdate.microsoft.com. The problem might be mitigated by replacing the product with as an alternative. The best possible mitigation is suggested to be establishing an alternative product.

The vulnerability is also documented in the databases at SecurityFocus (BID 10552†), OSVDB (7121†) and Secunia (SA11868†). heise.de is providing further details. See VDB-23322 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.7
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Alternative
Status: 🔍

0-Day Time: 🔍

Patch: windowsupdate.microsoft.com

Timelineinfo

03/22/2001 🔍
06/14/2004 +1180 days 🔍
06/15/2004 +0 days 🔍
06/15/2004 +0 days 🔍
06/16/2004 +1 days 🔍
03/09/2021 +6110 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: lists.netsys.com
Researcher: Rafel Ivgi (The Insider)
Status: Not defined

GCVE (VulDB): GCVE-100-713
SecurityFocus: 10552 - Microsoft Internet Explorer HREF Save As Denial of Service Vulnerability
Secunia: 11868 - Internet Explorer File Download Error Message Denial of Service Weakness, Not Critical
OSVDB: 7121 - MS IE File Download Error Message DoS

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

Entryinfo

Created: 06/15/2004 14:46
Updated: 03/09/2021 14:41
Changes: 06/15/2004 14:46 (61), 04/07/2017 12:00 (7), 03/09/2021 14:41 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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