Microsoft Internet Explorer 9 Layout Engine resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

A vulnerability was found in Microsoft Internet Explorer 9 (Web Browser). It has been rated as critical. This issue affects an unknown code block of the component Layout Engine. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "Layout Use After Free Vulnerability."

The issue has been introduced in 03/16/2010. The weakness was published 09/21/2012 by Stephen Fewer with Zero Day Initiative as MS12-063 as confirmed bulletin (Microsoft Technet). It is possible to read the advisory at technet.microsoft.com. The public release has been coordinated with Microsoft. The identification of this vulnerability is CVE-2012-2548 since 05/09/2012. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 920 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 62223 (MS12-063: Cumulative Security Update for Internet Explorer (2744842)), 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 100127 (Microsoft Internet Explorer Cumulative Security Update (MS12-063) (SA2757760)).

Applying the patch MS12-063 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 12584.

The vulnerability is also documented in the vulnerability database at Tenable (62223). support.microsoft.com is providing further details. Similar entries are available at 6299, 6513, 6514 and 6516.

Productinfo

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62223
Nessus Name: MS12-063: Cumulative Security Update for Internet Explorer (2744842)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803028
OpenVAS Name: Microsoft Internet Explorer Remote Code Execution Vulnerability (2757760)
OpenVAS File: 🔍
OpenVAS 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: MS12-063
TippingPoint: 🔍
PaloAlto IPS: 🔍

Timelineinfo

03/16/2010 🔍
05/09/2012 +785 days 🔍
09/21/2012 +135 days 🔍
09/21/2012 +0 days 🔍
09/21/2012 +0 days 🔍
09/21/2012 +0 days 🔍
09/21/2012 +0 days 🔍
09/21/2012 +0 days 🔍
09/21/2012 +0 days 🔍
09/23/2012 +2 days 🔍
09/24/2012 +1 days 🔍
04/14/2021 +3124 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS12-063
Researcher: Stephen Fewer
Organization: Zero Day Initiative
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-2548 (🔍)
OVAL: 🔍

SecurityTracker: 1027555 - Microsoft Internet Explorer Multiple Use-After-Free Bugs Let Remote Users Execute Arbitrary Code
Vulnerability Center: 36187 - [MS12-063] Microsoft Internet Explorer 9 Layout Use After Free Vulnerability Allows Code Execution, Critical
SecurityFocus: 55646 - Microsoft Internet Explorer Layout Use-After-Free Remote Code Execution Vulnerability
OSVDB: 85573 - Microsoft IE CTreeNode Object ISpanQualifier Instance Type Confusion Use-after-free Memory Corruption

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

Entryinfo

Created: 09/24/2012 10:42
Updated: 04/14/2021 12:45
Changes: 09/24/2012 10:42 (59), 04/07/2017 12:02 (30), 04/14/2021 12:39 (8), 04/14/2021 12:45 (1)
Complete: 🔍
Committer: olku

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