Microsoft Internet Explorer 9/10/11 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 9/10/11. It has been classified as critical. Affected by this issue is some unknown functionality. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2014-1766. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer 9/10/11 (Web Browser) and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The issue has been introduced in 03/16/2010. The weakness was disclosed 06/10/2014 by Bo Qu and Andreas Schmidt as MS14-035 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. The identification of this vulnerability is CVE-2014-1766 since 01/29/2014. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1503 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 74427 (MS14-035: Cumulative Security Update for Internet Explorer (2969262)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 100202 (Microsoft Internet Explorer Multiple Remote Code Execution Vulnerabilities (MS14-035)).

Applying the patch MS14-035 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 13745.

The vulnerability is also documented in the databases at X-Force (93397), Tenable (74427), SecurityFocus (BID 67518†), Secunia (SA58768†) and SecurityTracker (ID 1030370†). isc.sans.edu is providing further details. The entries VDB-13306, VDB-13483, VDB-13498 and VDB-13512 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
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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

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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 74427
Nessus Name: MS14-035: Cumulative Security Update for Internet Explorer (2969262)
Nessus File: 🔍
Nessus Risk: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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Patch: MS14-035
TippingPoint: 🔍

McAfee IPS Version: 🔍

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Timelineinfo

03/16/2010 🔍
01/29/2014 +1415 days 🔍
03/14/2014 +44 days 🔍
04/27/2014 +44 days 🔍
05/23/2014 +26 days 🔍
06/10/2014 +18 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/11/2014 +1 days 🔍
06/11/2014 +0 days 🔍
05/12/2026 +4353 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS14-035
Researcher: Bo Qu, Andreas Schmidt
Status: Confirmed

CVE: CVE-2014-1766 (🔍)
GCVE (CVE): GCVE-0-2014-1766
GCVE (VulDB): GCVE-100-13487

OVAL: 🔍
IAVM: 🔍

X-Force: 93397 - Microsoft Internet Explorer code execution, High Risk
SecurityFocus: 67518 - Microsoft Internet Explorer CVE-2014-1766 Remote Code Execution Vulnerability
Secunia: 58768 - Microsoft Internet Explorer Multiple Vulnerabilities, Highly Critical
SecurityTracker: 1030370 - Microsoft Internet Explorer Multiple Memory Corruption Flaws Let Remote Users Execute Arbitrary Code
Vulnerability Center: 44877 - [MS14-035] Microsoft Internet Explorer 9 - 11 Remote Code Execution Vulnerability due to Memory Corruption - CVE-2014-1766, Critical

scip Labs: https://www.scip.ch/en/?labs.20161013
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Entryinfo

Created: 06/11/2014 03:05
Updated: 05/12/2026 02:06
Changes: 06/11/2014 03:05 (87), 04/07/2017 18:26 (7), 06/20/2021 19:18 (2), 06/20/2021 19:26 (2), 09/12/2025 03:33 (21), 05/12/2026 02:06 (4)
Complete: 🔍
Cache ID: 216::103

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