Microsoft Internet Explorer 8/9 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 categorized as critical has been discovered in Microsoft Internet Explorer 8/9. This impacts an unknown function. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2014-0306. The attack may be performed from remote. There is no available exploit. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability classified as critical was found in Microsoft Internet Explorer 8/9 (Web Browser). This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Microsoft Internet Explorer 8 and 9 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 03/05/2008. The weakness was presented 03/11/2014 by Jason Kratzer (iDefense) with VeriSign iDefense Labs as MS14-012 as confirmed bulletin (Technet) via iDefense. The advisory is available at technet.microsoft.com. The public release was coordinated in cooperation with the vendor. This vulnerability was named CVE-2014-0306 since 12/03/2013. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 2197 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 13675.

The vulnerability is also documented in the databases at X-Force (91383), Tenable (72930), SecurityFocus (BID 66031†) and Vulnerability Center (SBV-43565†). Additional details are provided at zdnet.com. See VDB-12320, VDB-12526, VDB-12527 and VDB-12528 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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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

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

03/05/2008 🔍
12/03/2013 +2099 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: Jason Kratzer (iDefense)
Organization: VeriSign iDefense Labs
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2014-0306 (🔍)
GCVE (CVE): GCVE-0-2014-0306
GCVE (VulDB): GCVE-100-12538

OVAL: 🔍
IAVM: 🔍

X-Force: 91383 - Microsoft Internet Explorer code execution, High Risk
SecurityFocus: 66031 - Microsoft Internet Explorer CVE-2014-0306 Memory Corruption Vulnerability
Vulnerability Center: 43565 - [MS14-012] Microsoft Internet Explorer 8 - 9 Remote Code Execution or DoS due to Memory Corruption (CVE-2014-0306), Critical

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

Entryinfo

Created: 03/12/2014 14:58
Updated: 05/07/2026 20:11
Changes: 03/12/2014 14:58 (84), 04/07/2017 12:04 (7), 06/15/2021 12:47 (3), 05/07/2026 20:11 (17)
Complete: 🔍
Cache ID: 216::103

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