Microsoft Internet Explorer 11 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Internet Explorer 11. It has been declared as critical. The impacted element is an unknown function. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2014-0304. The attack can be executed remotely. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer 11 (Web Browser). It has been rated as critical. Affected by this issue is some unknown processing. 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 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 06/26/2013. The weakness was released 03/11/2014 by Hui Gao with Palo Alto Networks as MS14-012 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. The public release was coordinated with the vendor. This vulnerability is handled as CVE-2014-0304 since 12/03/2013. 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.

The vulnerability was handled as a non-public zero-day exploit for at least 258 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 72930 (MS14-012: Cumulative Security Update for Internet Explorer (2925418)), 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 100180 (Microsoft Internet Explorer Multiple Remote Code Execution Vulnerabilities (MS14-012)).

Applying the patch MS14-012 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 13686.

The vulnerability is also documented in the databases at X-Force (91381), Tenable (72930), SecurityFocus (BID 66029†) and Vulnerability Center (SBV-43563†). zdnet.com is providing further details. Entries connected to this vulnerability are available at VDB-12320, VDB-12526, VDB-12527 and VDB-12528. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.1
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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Price Prediction: 🔍
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Nessus ID: 72930
Nessus Name: MS14-012: Cumulative Security Update for Internet Explorer (2925418)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: MS14-012
TippingPoint: 🔍

McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
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Timelineinfo

06/26/2013 🔍
12/03/2013 +160 days 🔍
03/11/2014 +98 days 🔍
03/11/2014 +0 days 🔍
03/11/2014 +0 days 🔍
03/11/2014 +0 days 🔍
03/12/2014 +1 days 🔍
03/12/2014 +0 days 🔍
03/12/2014 +0 days 🔍
05/07/2026 +4439 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS14-012
Researcher: Hui Gao
Organization: Palo Alto Networks
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2014-0304 (🔍)
GCVE (CVE): GCVE-0-2014-0304
GCVE (VulDB): GCVE-100-12536

OVAL: 🔍
IAVM: 🔍

X-Force: 91381 - Microsoft Internet Explorer code execution, High Risk
SecurityFocus: 66029 - Microsoft Internet Explorer CVE-2014-0304 Memory Corruption Vulnerability
Vulnerability Center: 43563 - [MS14-012] Microsoft Internet Explorer 11 Remote Code Execution or DoS due to Memory Corruption (CVE-2014-0304), Critical

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

Entryinfo

Created: 03/12/2014 14:56
Updated: 05/07/2026 20:11
Changes: 03/12/2014 14:56 (83), 04/07/2017 15:24 (6), 06/15/2021 12:32 (3), 05/07/2026 20:11 (17)
Complete: 🔍
Cache ID: 216::103

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