Microsoft Internet Explorer 6/7/8/9 OnBeforeDeactivate code injection

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Microsoft Internet Explorer 6/7/8/9. This issue affects the function OnBeforeDeactivate. This manipulation causes code injection. This vulnerability is registered as CVE-2012-1878. Remote exploitation of the attack is possible. Furthermore, an exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer 6/7/8/9 (Web Browser). It has been declared as critical. Affected by this vulnerability is the function OnBeforeDeactivate. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "OnBeforeDeactivate Event Remote Code Execution Vulnerability."

The weakness was published 06/12/2012 by Roman Shafigullin with Zero Day Initiative (ZDI) as MS12-037 as confirmed bulletin (Microsoft Technet). It is possible to read the advisory at technet.microsoft.com. The public release has been coordinated with Microsoft. This vulnerability is known as CVE-2012-1878 since 03/22/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a private exploit are known. The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 59455 (MS12-037: Cumulative Security Update for Internet Explorer (2699988)), 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 100116 (Microsoft Internet Explorer Cumulative Security Update (MS12-037)).

Applying the patch MS12-037 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 12388.

The vulnerability is also documented in the databases at X-Force (75958), Tenable (59455), SecurityFocus (BID 53867†), OSVDB (82868†) and Secunia (SA49412†). Similar entries are available at VDB-5514, VDB-5516, VDB-5517 and VDB-5527. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.1
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

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Price Prediction: 🔍
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Nessus ID: 59455
Nessus Name: MS12-037: Cumulative Security Update for Internet Explorer (2699988)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902682
OpenVAS Name: Microsoft Internet Explorer Multiple Vulnerabilities (2699988)
OpenVAS File: 🔍
OpenVAS 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: MS12-037
TippingPoint: 🔍
ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/22/2012 🔍
06/12/2012 +81 days 🔍
06/12/2012 +0 days 🔍
06/12/2012 +0 days 🔍
06/12/2012 +0 days 🔍
06/12/2012 +0 days 🔍
06/12/2012 +0 days 🔍
06/13/2012 +1 days 🔍
06/13/2012 +0 days 🔍
03/25/2021 +3207 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS12-037
Researcher: Roman Shafigullin
Organization: Zero Day Initiative (ZDI)
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-1878 (🔍)
GCVE (CVE): GCVE-0-2012-1878
GCVE (VulDB): GCVE-100-5515

OVAL: 🔍

X-Force: 75958
SecurityFocus: 53867 - Microsoft Internet Explorer CVE-2012-1878 'OnBeforeDeactivate' Event Code Execution Vulnerability
Secunia: 49412 - Microsoft Internet Explorer Multiple Vulnerabilities, Extremely Critical
OSVDB: 82868 - Microsoft IE OnBeforeDeactivate Event Deleted Object Handling Memory Corruption
SecurityTracker: 1027147 - Microsoft Internet Explorer Bugs Let Remote Users Execute Arbitrary Code, Conduct Cross-Site Scripting Attacks, and Obtain Potentially Sensitive Information
Vulnerability Center: 35320 - [MS12-037] Microsoft Internet Explorer 6-9 Mishandle Objects in Memory Allows Remote Code Execution, Critical

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

Entryinfo

Created: 06/13/2012 11:48
Updated: 03/25/2021 11:44
Changes: 06/13/2012 11:48 (57), 04/07/2017 12:18 (31), 03/25/2021 11:33 (8), 03/25/2021 11:39 (2), 03/25/2021 11:44 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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