Microsoft .NET Framework 2.0 SP2/3.5.1/4 XAML Browser Application code injection

CVSS Meta Temp Score
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CTI Interest Score
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8.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft .NET Framework 2.0 SP2/3.5.1/4. Affected by this vulnerability is an unknown functionality of the component XAML Browser Application Handler. Executing a manipulation can lead to code injection. This vulnerability is tracked as CVE-2012-0014. The attack can be launched remotely. Moreover, an exploit is present. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft .NET Framework 2.0 SP2/3.5.1/4 (Programming Language Software). It has been declared as critical. This vulnerability affects an unknown functionality of the component XAML Browser Application Handler. 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. CVE summarizes:

Microsoft .NET Framework 2.0 SP2, 3.5.1, and 4, and Silverlight 4 before 4.1.10111, does not properly restrict access to memory associated with unmanaged objects, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, (3) a crafted .NET Framework application, or (4) a crafted Silverlight application, aka ".NET Framework Unmanaged Objects Vulnerability."

The weakness was disclosed 02/14/2012 by Jeroen Frijters with Sumatra as MS12-016 as confirmed bulletin (Technet). The advisory is available at technet.microsoft.com. The public release has been coordinated in cooperation with the vendor. This vulnerability was named CVE-2012-0014 since 11/09/2011. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a private exploit is available. This vulnerability is assigned to T1059 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 57950 (MS12-016: Vulnerabilities in .NET Framework and Microsoft Silverlight Could Allow Remote Code Execution (2651026)), 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 90774 (Microsoft .NET Framework and Silverlight Remote Code Execution Vulnerability (MS12-016)).

Applying the patch MS12-016 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 (72847), Tenable (57950), SecurityFocus (BID 51938†), OSVDB (79260†) and Secunia (SA48030†). The entry VDB-60205 is pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.9
VulDB Meta Temp Score: 8.3

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

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

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Current Price Estimation: 🔍

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Nessus ID: 57950
Nessus Name: MS12-016: Vulnerabilities in .NET Framework and Microsoft Silverlight Could Allow Remote Code Execution (2651026)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902811
OpenVAS Name: Microsoft .NET Framework and Microsoft Silverlight Remote Code Execution Vulnerabilities (2651026)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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0-Day Time: 🔍
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Patch: MS12-016

Timelineinfo

11/09/2011 🔍
02/14/2012 +96 days 🔍
02/14/2012 +0 days 🔍
02/14/2012 +0 days 🔍
02/14/2012 +0 days 🔍
02/14/2012 +0 days 🔍
02/14/2012 +0 days 🔍
02/15/2012 +1 days 🔍
02/24/2012 +9 days 🔍
01/21/2025 +4715 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS12-016
Researcher: Jeroen Frijters
Organization: Sumatra
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-0014 (🔍)
GCVE (CVE): GCVE-0-2012-0014
GCVE (VulDB): GCVE-100-4642

OVAL: 🔍

X-Force: 72847
SecurityFocus: 51938
Secunia: 48030 - Microsoft .NET Framework / Silverlight Two Vulnerabilities, Highly Critical
OSVDB: 79260 - Microsoft .NET Framework / Silverlight Unmanaged Object XAML Browser Application Handling Remote Code Execution
SecurityTracker: 1026680 - Microsoft .NET Bugs Let Remote Users Execute Arbitrary Code
Vulnerability Center: 34469 - [MS12-016] Microsoft .NET Framework and Silverlight Unmanaged Objects Allows Remote Code Execution, Critical

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

Entryinfo

Created: 02/24/2012 01:00
Updated: 01/21/2025 20:46
Changes: 02/24/2012 01:00 (53), 04/05/2017 15:10 (27), 03/20/2021 19:59 (8), 03/20/2021 20:06 (2), 03/20/2021 20:12 (1), 01/21/2025 20:46 (27)
Complete: 🔍
Cache ID: 216:B67:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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