Microsoft .NET Framework 4 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Microsoft .NET Framework 4. This vulnerability affects unknown code. Such manipulation leads to memory corruption. This vulnerability is referenced as CVE-2012-0162. It is possible to launch the attack remotely. Furthermore, an exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft .NET Framework 4 (Programming Language Software) and classified as critical. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Microsoft .NET Framework 4 does not properly allocate buffers, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP) or (2) a crafted .NET Framework application, aka ".NET Framework Buffer Allocation Vulnerability."

The weakness was published 05/08/2012 by Vitaliy Toropov with Zero Day Initiative (ZDI) as MS12-034 as confirmed knowledge base article (Website) via Microsoft. The advisory is shared for download at technet.microsoft.com. The public release has been coordinated with the vendor. This vulnerability is handled as CVE-2012-0162 since 12/13/2011. The attack may be launched remotely. The requirement for exploitation is a simple authentication. Technical details are unknown but a private exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 59042 (MS12-034: Combined Security Update for Microsoft Office, Windows, .NET Framework, and Silverlight (2681578)), 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 90803 (Microsoft Combined Security Update for Microsoft Office, Windows, .NET Framework and Silverlight (MS12-034)).

Applying the patch MS12-MAY 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.

The vulnerability is also documented in the databases at X-Force (75133), Tenable (59042), SecurityFocus (BID 53358†), OSVDB (81722†) and Secunia (SA49119†). Similar entries are available at VDB-4436, VDB-5357, VDB-5358 and VDB-5359. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 59042
Nessus Name: MS12-034: Combined Security Update for Microsoft Office, Windows, .NET Framework, and Silverlight (2681578)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902832
OpenVAS Name: MS Security Update For Microsoft Office, .NET Framework, and Silverlight (2681578)
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: 🔍
Exposure Time: 🔍

Patch: MS12-MAY
PaloAlto IPS: 🔍

Timelineinfo

12/13/2011 🔍
05/08/2012 +146 days 🔍
05/08/2012 +0 days 🔍
05/08/2012 +0 days 🔍
05/08/2012 +0 days 🔍
05/08/2012 +0 days 🔍
05/08/2012 +0 days 🔍
05/08/2012 +0 days 🔍
05/09/2012 +1 days 🔍
05/11/2012 +2 days 🔍
03/24/2021 +3239 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS12-034
Researcher: Vitaliy Toropov
Organization: Zero Day Initiative (ZDI)
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-0162 (🔍)
GCVE (CVE): GCVE-0-2012-0162
GCVE (VulDB): GCVE-100-5360

OVAL: 🔍

X-Force: 75133
SecurityFocus: 53358 - Microsoft .NET Framework Serialization CVE-2012-0162 Remote Code Execution Vulnerability
Secunia: 49119 - Microsoft .NET Framework Multiple Vulnerabilities, Highly Critical
OSVDB: 81722 - Microsoft .NET Framework Buffer Allocation XBAP / .NET Application Handling Remote Code Execution
SecurityTracker: 1027048 - Microsoft .NET Bugs Let Remote Users Execute Arbitrary Code and Deny Service
Vulnerability Center: 35027 - [MS12-034] Microsoft .NET Framework 4 Buffer Allocation Vulnerability via a Crafted .Net Application, Critical

See also: 🔍

Entryinfo

Created: 05/11/2012 17:44
Updated: 03/24/2021 12:49
Changes: 05/11/2012 17:44 (54), 04/05/2017 15:08 (29), 03/24/2021 12:40 (7), 03/24/2021 12:45 (2), 03/24/2021 12:49 (2)
Complete: 🔍
Cache ID: 216:7A1:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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