Microsoft Internet Explorer 8/9/10/11 VBScript/JScript Engine information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

A vulnerability, which was classified as critical, was found in Microsoft Internet Explorer 8/9/10/11 (Web Browser). Affected is an unknown code block of the component VBScript/JScript Engine. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11 and other products, allow remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "VBScript and JScript ASLR Bypass."

The weakness was shared 10/13/2015 as MS15-108 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is traded as CVE-2015-6052 since 08/14/2015. 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. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 86367 (MS15-106: Cumulative Security Update for Internet Explorer (3096441)), 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 100259 (Microsoft Internet Explorer Cumulative Security Update (MS15-106)).

Applying the patch MS15-108 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 21292.

The vulnerability is also documented in the vulnerability database at Tenable (86367). Further details are available at trustwave.com. The entries 78362, 78363, 78364 and 78365 are related to this item.

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  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 86367
Nessus Name: MS15-106: Cumulative Security Update for Internet Explorer (3096441)
Nessus File: 🔍
Nessus Risk: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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Patch: MS15-108
TippingPoint: 🔍
Fortigate IPS: 🔍

Timelineinfo

08/14/2015 🔍
10/13/2015 +60 days 🔍
10/13/2015 +0 days 🔍
10/13/2015 +0 days 🔍
10/13/2015 +0 days 🔍
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10/13/2015 +0 days 🔍
10/14/2015 +1 days 🔍
10/14/2015 +0 days 🔍
06/21/2022 +2442 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS15-108
Status: Confirmed

CVE: CVE-2015-6052 (🔍)
SecurityTracker: 1033800 - Microsoft Internet Explorer Multiple Bugs Let Remote Users Bypass ASLR, Obtain Potentially Sensitive Information, Gain Elevated Privileges, and Execute Arbitrary Code
Vulnerability Center: 53380 - [MS15-106, MS15-108] Microsoft Internet Explorer, JScript 5.7, VBScript Remote ASLR Security Bypass, Medium
SecurityFocus: 77000 - Microsoft VBScript and JScript CVE-2015-6052 ASLR Security Bypass Vulnerability

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Entryinfo

Created: 10/14/2015 10:36
Updated: 06/21/2022 07:14
Changes: 10/14/2015 10:36 (71), 04/07/2017 12:14 (9), 06/21/2022 07:14 (3)
Complete: 🔍

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