Microsoft Internet Explorer 7/8/9/10/11 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 described as critical has been identified in Microsoft Internet Explorer 7/8/9/10/11. Affected by this vulnerability is an unknown functionality. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2014-1791. The attack may be performed from remote. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer 7/8/9/10/11 (Web Browser). It has been rated as critical. Affected by this issue is 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. CVE summarizes:

Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability."

The issue has been introduced in 07/27/2005. The weakness was presented 06/10/2014 by Bo Qu with Palo Alto Networks as MS14-035 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is handled as CVE-2014-1791 since 01/29/2014. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3240 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 13920.

The vulnerability is also documented in the databases at X-Force (92822), Tenable (74427), SecurityFocus (BID 67884†), Secunia (SA58768†) and SecurityTracker (ID 1030370†). isc.sans.edu is providing further details. See VDB-13306, VDB-13483, VDB-13498 and VDB-13512 for similar entries. Once again VulDB remains the best 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
CAPEC: 🔍
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: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
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Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: MS14-035
TippingPoint: 🔍

McAfee IPS: 🔍
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Fortigate IPS: 🔍

Timelineinfo

07/27/2005 🔍
01/29/2014 +3108 days 🔍
05/23/2014 +114 days 🔍
06/10/2014 +18 days 🔍
06/10/2014 +0 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 🔍
06/11/2014 +0 days 🔍
08/31/2025 +4099 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS14-035
Researcher: Bo Qu
Organization: Palo Alto Networks
Status: Confirmed

CVE: CVE-2014-1791 (🔍)
GCVE (CVE): GCVE-0-2014-1791
GCVE (VulDB): GCVE-100-13508

OVAL: 🔍
IAVM: 🔍

X-Force: 92822 - Microsoft Internet Explorer code execution, High Risk
SecurityFocus: 67884
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: 44902 - [MS14-035] Microsoft Internet Explorer 7 - 11 Remote Code Execution Vulnerability due to Memory Corruption - CVE-2014-1791, Critical

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

Created: 06/11/2014 03:05
Updated: 08/31/2025 23:01
Changes: 06/11/2014 03:05 (88), 04/07/2017 12:05 (7), 06/22/2021 09:05 (3), 12/22/2024 01:26 (18), 08/31/2025 23:01 (7)
Complete: 🔍
Cache ID: 216:5D4:103

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