Microsoft Internet Explorer up to 7 HTML Object memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Internet Explorer up to 7. It has been classified as critical. Affected is an unknown function of the component HTML Object Handler. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2007-0942. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer up to 7 (Web Browser). It has been classified as critical. This affects an unknown code block of the component HTML Object Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Internet Explorer 5.01 SP4 on Windows 2000 SP4; 6 SP1 on Windows 2000 SP4; 6 and 7 on Windows XP SP2, or Windows Server 2003 SP1 or SP2; and possibly 7 on Windows Vista does not properly "instantiate certain COM objects as ActiveX controls," which allows remote attackers to execute arbitrary code via a crafted COM object from chtskdic.dll.

The weakness was disclosed 05/08/2007 with Microsoft as MS07-027 as confirmed bulletin (Technet). The advisory is shared at microsoft.com. This vulnerability is uniquely identified as CVE-2007-0942 since 02/14/2007. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 102056 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 100046 (Microsoft Internet Explorer Cumulative Security Update (MS07-027)).

Upgrading eliminates this vulnerability. Applying the patch MS07-027 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (33252), Tenable (102056), SecurityFocus (BID 23771†), OSVDB (34399†) and Secunia (SA23769†). The entries VDB-3056, VDB-3054, VDB-3055 and VDB-3058 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
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Nessus ID: 102056
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 102056
OpenVAS Name: Cumulative Security Update for Internet Explorer (931768)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: MS07-027

Timelineinfo

02/14/2007 🔍
05/08/2007 +83 days 🔍
05/08/2007 +0 days 🔍
05/08/2007 +0 days 🔍
05/08/2007 +0 days 🔍
05/10/2007 +2 days 🔍
07/08/2010 +1155 days 🔍
03/15/2021 +3903 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS07-027
Organization: Microsoft
Status: Confirmed

CVE: CVE-2007-0942 (🔍)
GCVE (CVE): GCVE-0-2007-0942
GCVE (VulDB): GCVE-100-3057

OVAL: 🔍

X-Force: 33252 - Microsoft Internet Explorer chtskdic.dll COM object code execution
SecurityFocus: 23771 - Microsoft Internet Explorer Object Handling Remote Code Execution Vulnerability
Secunia: 23769 - Internet Explorer Multiple Vulnerabilities, Highly Critical
OSVDB: 34399
SecurityTracker: 1018019 - Microsoft Internet Explorer Bugs Let Remote Users Modify Files or Execute Arbitrary Code
Vupen: ADV-2007-1712

See also: 🔍

Entryinfo

Created: 05/10/2007 14:39
Updated: 03/15/2021 13:04
Changes: 05/10/2007 14:39 (76), 09/05/2019 13:36 (9), 03/15/2021 13:00 (7), 03/15/2021 13:04 (1)
Complete: 🔍
Cache ID: 216::103

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

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