Microsoft Internet Explorer up to 11 resource management

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.0$0-$5k0.00

A vulnerability classified as critical has been found in Microsoft Internet Explorer up to 11 (Web Browser). This affects an unknown function. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on 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-2015-1735, CVE-2015-1740, CVE-2015-1744, and CVE-2015-1745.

The issue has been introduced in 03/22/2001. The weakness was shared 06/10/2015 with Microsoft as MS15-056 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. This vulnerability is uniquely identified as CVE-2015-1766 since 02/17/2015. It is possible to initiate the attack remotely. No form of authentication is needed for 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 5192 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 84053 (MS15-056: Cumulative Security Update for Internet Explorer (3058515)), 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 100237 (Microsoft Internet Explorer Cumulative Security Update (MS15-056)).

Applying the patch MS15-056 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 19935.

The vulnerability is also documented in the databases at Tenable (84053), SecurityFocus (BID 74993†), SecurityTracker (ID 1032521†) and Vulnerability Center (SBV-50461†). The entries VDB-75750, VDB-75761, VDB-75762 and VDB-75763 are related to this item.

Productinfo

Type

Vendor

Name

Version

License

Support

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 84053
Nessus Name: MS15-056: Cumulative Security Update for Internet Explorer (3058515)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: MS15-056
TippingPoint: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/22/2001 🔍
02/17/2015 +5080 days 🔍
06/09/2015 +112 days 🔍
06/09/2015 +0 days 🔍
06/09/2015 +0 days 🔍
06/09/2015 +0 days 🔍
06/10/2015 +1 days 🔍
06/10/2015 +0 days 🔍
06/10/2015 +0 days 🔍
06/10/2015 +0 days 🔍
11/30/2024 +3461 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS15-056
Organization: Microsoft
Status: Confirmed

CVE: CVE-2015-1766 (🔍)
OVAL: 🔍

SecurityFocus: 74993 - Microsoft Internet Explorer CVE-2015-1766 Remote Memory Corruption Vulnerability
SecurityTracker: 1032521 - Microsoft Internet Explorer Multiple Flaws Let Remote Users Obtain Browser History and Execute Arbitrary Code
Vulnerability Center: 50461 - [MS15-056] Microsoft Internet Explorer 6-11 Remote Code Execution due to Memory Corruption - CVE-2015-1766, Critical

See also: 🔍

Entryinfo

Created: 06/10/2015 10:17 AM
Updated: 11/30/2024 09:34 AM
Changes: 06/10/2015 10:17 AM (68), 04/07/2017 12:13 PM (11), 05/20/2022 02:56 PM (3), 11/30/2024 09:34 AM (16)
Complete: 🔍
Cache ID: 18:823:40

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!