Microsoft Internet Explorer up to 11 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft Internet Explorer up to 11 and classified as critical. This issue affects some unknown processing. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2014-0299. The attack may be initiated remotely. There is no available exploit. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer up to 11 (Web Browser) and classified as critical. This issue affects an unknown part. 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 summary by CVE is:

Microsoft Internet Explorer 6 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," a different vulnerability than CVE-2014-0305 and CVE-2014-0311.

The issue has been introduced in 03/22/2001. The weakness was presented 03/11/2014 by Jose A. Vazquez with Zero Day Initiative as MS14-012 as confirmed bulletin (Technet) via Zero Day Initiative (ZDI). The advisory is shared at technet.microsoft.com. The public release was coordinated in cooperation with Microsoft. The identification of this vulnerability is CVE-2014-0299 since 12/03/2013. 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. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 4737 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 13391.

The vulnerability is also documented in the databases at X-Force (91378), Tenable (72930), SecurityFocus (BID 66026†) and Vulnerability Center (SBV-43560†). zdnet.com is providing further details. See VDB-12320, VDB-12526, VDB-12527 and VDB-12528 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
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: 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

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

McAfee IPS Version: 🔍

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Timelineinfo

03/22/2001 🔍
12/03/2013 +4639 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: Jose A. Vazquez
Organization: Zero Day Initiative
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2014-0299 (🔍)
GCVE (CVE): GCVE-0-2014-0299
GCVE (VulDB): GCVE-100-12533

OVAL: 🔍
IAVM: 🔍

X-Force: 91378 - Microsoft Internet Explorer code execution, High Risk
SecurityFocus: 66026 - Microsoft Internet Explorer CVE-2014-0299 Memory Corruption Vulnerability
Vulnerability Center: 43560 - [MS14-012] Microsoft Internet Explorer 6 - 11 Remote Code Execution or DoS due to Memory Corruption (CVE-2014-0299), Critical

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

Created: 03/12/2014 14:54
Updated: 05/07/2026 18:00
Changes: 03/12/2014 14:54 (84), 04/07/2017 12:04 (6), 06/15/2021 12:10 (3), 05/07/2026 18:00 (17)
Complete: 🔍
Cache ID: 216::103

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