Microsoft Internet Explorer 7.0 LOAD denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Microsoft Internet Explorer 7.0. This impacts an unknown function of the component LOAD Handler. This manipulation causes denial of service. The identification of this vulnerability is CVE-2007-1094. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Microsoft Internet Explorer 7.0 (Web Browser). Affected by this vulnerability is some unknown processing of the component LOAD Handler. 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:

Microsoft Internet Explorer 7 allows remote attackers to cause a denial of service (NULL dereference and application crash) via JavaScript onUnload handlers that modify the structure of a document.

The issue has been introduced in 07/27/2005. The weakness was shared 02/23/2007 by Michal Zalewski as not defined posting (Bugtraq). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2007-1094 since 02/26/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 577 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 9016.

The vulnerability is also documented in the databases at X-Force (32647), SecurityFocus (BID 22678†), OSVDB (45248†) and Vulnerability Center (SBV-16606†). The entry VDB-3404 is related to this item. 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: 5.3
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍
ISS Proventia IPS: 🔍

Timelineinfo

07/27/2005 🔍
02/22/2007 +575 days 🔍
02/23/2007 +1 days 🔍
02/26/2007 +2 days 🔍
02/26/2007 +0 days 🔍
02/26/2007 +0 days 🔍
10/22/2007 +238 days 🔍
05/16/2008 +207 days 🔍
03/13/2015 +2491 days 🔍
05/07/2019 +1516 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Researcher: Michal Zalewski
Status: Not defined

CVE: CVE-2007-1094 (🔍)
GCVE (CVE): GCVE-0-2007-1094
GCVE (VulDB): GCVE-100-35209
X-Force: 32647
SecurityFocus: 22678 - Microsoft Internet Explorer OnUnload Null Pointer Dereference Vulnerability
OSVDB: 45248 - Microsoft IE JavaScript onUnload Document Structure Modification DoS
Vulnerability Center: 16606 - Microsoft Internet Explorer Race Condition Allows Remote Attackers to Cause DoS, Medium

See also: 🔍

Entryinfo

Created: 03/13/2015 12:16
Updated: 05/07/2019 12:41
Changes: 03/13/2015 12:16 (60), 05/07/2019 12:41 (11)
Complete: 🔍
Cache ID: 216::103

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

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