Microsoft Internet Explorer 6/7 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$5k-$25k0.00

A vulnerability, which was classified as critical, was found in Microsoft Internet Explorer 6/7 (Web Browser). Affected is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Microsoft Internet Explorer 6 and 7 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 03/22/2001. The weakness was shared 12/09/2014 by Liu Long with Microsoft as MS14-080 as confirmed bulletin (Technet). The advisory is available at technet.microsoft.com. This vulnerability is traded as CVE-2014-6366 since 09/11/2014. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 03/01/2022). It is expected to see the exploit prices for this product decreasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 5010 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 79828 (MS14-080: Cumulative Security Update for Internet Explorer (3008923)), 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 100218 (Microsoft Internet Explorer Cumulative Security Update (MS14-080)).

Applying the patch MS14-080 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 17104.

The vulnerability is also documented in the databases at X-Force (98959), Tenable (79828), SecurityFocus (BID 71450†), SecurityTracker (ID 1031315†) and Vulnerability Center (SBV-47511†). The entries VDB-68388, VDB-68389, VDB-68390 and VDB-68391 are related to this item.

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CPE 2.3info

CPE 2.2info

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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: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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Nessus ID: 79828
Nessus Name: MS14-080: Cumulative Security Update for Internet Explorer (3008923)
Nessus File: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Patch: MS14-080
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Timelineinfo

03/22/2001 🔍
09/11/2014 +4921 days 🔍
12/09/2014 +89 days 🔍
12/09/2014 +0 days 🔍
12/09/2014 +0 days 🔍
12/09/2014 +0 days 🔍
12/09/2014 +0 days 🔍
12/10/2014 +1 days 🔍
12/10/2014 +0 days 🔍
12/11/2014 +1 days 🔍
03/01/2022 +2637 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS14-080
Researcher: Liu Long
Organization: Microsoft
Status: Confirmed

CVE: CVE-2014-6366 (🔍)
OVAL: 🔍

X-Force: 98959 - Microsoft Internet Explorer code execution, High Risk
SecurityFocus: 71450 - Microsoft Internet Explorer CVE-2014-6366 Remote Memory Corruption Vulnerability
SecurityTracker: 1031315 - Microsoft Internet Explorer Multiple Flaws Let Remote Users Execute Arbitrary Code, Bypass XSS Filters, and Bypass ASLR Security Protections Permits Cross-Site Scripting Attacks
Vulnerability Center: 47511 - [MS14-080] Microsoft Internet Explorer 6 Through 7 on Servers Remote Host Privilege due to Memory Corruption - CVE-2014-6366, Medium

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Entryinfo

Created: 12/11/2014 11:56 AM
Updated: 03/01/2022 08:14 AM
Changes: 12/11/2014 11:56 AM (80), 04/07/2017 12:12 PM (9), 03/01/2022 08:14 AM (2)
Complete: 🔍
Cache ID: 3:596:40

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