Microsoft .NET Framework up to 4 access control

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Microsoft .NET Framework 1.0 SP3/1.1 SP1/2.0 SP2/3.5.1/4. Affected is an unknown function. The manipulation results in access control. This vulnerability is reported as CVE-2011-1253. The attack can be launched remotely. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft .NET Framework 1.0 SP3/1.1 SP1/2.0 SP2/3.5.1/4 (Programming Language Software). It has been classified as very critical. Affected is an unknown part. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Microsoft .NET Framework 1.0 SP3, 1.1 SP1, 2.0 SP2, 3.5.1, and 4, and Silverlight 4 before 4.0.60831, does not properly restrict inheritance, 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 Class Inheritance Vulnerability."

The weakness was disclosed 10/11/2011 with Beyond Security's SecuriTeam Secure Disclosure as MS11-078 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is traded as CVE-2011-1253. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD (estimation calculated on 11/23/2021). The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 56452 (MS11-078: Vulnerability in .NET Framework and Microsoft Silverlight Could Allow Remote Code Execution (2604930)), 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 100103 (Microsoft Internet Explorer Cumulative Security Update (MS11-050)).

Upgrading to version 2.0 eliminates this vulnerability. Applying the patch MS11-078 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. The best possible mitigation is suggested to be patching the affected component.

The vulnerability is also documented in the databases at X-Force (70147), Tenable (56452), SecurityFocus (BID 49999†) and Vulnerability Center (SBV-33549†). The entries VDB-57683, VDB-57682, VDB-57681 and VDB-57680 are pretty similar. 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: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56452
Nessus Name: MS11-078: Vulnerability in .NET Framework and Microsoft Silverlight Could Allow Remote Code Execution (2604930)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902581
OpenVAS Name: Microsoft .NET Framework and Silverlight Remote Code Execution Vulnerability (2604930)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Upgrade: .NET Framework 2.0
Patch: MS11-078
McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/04/2011 🔍
10/11/2011 +221 days 🔍
10/11/2011 +0 days 🔍
10/11/2011 +0 days 🔍
10/11/2011 +0 days 🔍
10/11/2011 +0 days 🔍
10/17/2011 +6 days 🔍
03/23/2015 +1253 days 🔍
11/23/2021 +2437 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS11-078
Organization: Beyond Security's SecuriTeam Secure Disclosure
Status: Confirmed

CVE: CVE-2011-1253 (🔍)
GCVE (CVE): GCVE-0-2011-1253
GCVE (VulDB): GCVE-100-58992

OVAL: 🔍

X-Force: 70147
SecurityFocus: 49999 - Microsoft Silverlight & .NET Framework Inheritance Restriction Remote Code Execution Vulnerability
Vulnerability Center: 33549 - [MS11-078] Microsoft .NET Framework XBAP Class Inheritance Remote Code Execution Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/23/2021 14:35
Changes: 03/23/2015 16:50 (69), 04/05/2017 15:14 (11), 11/23/2021 14:33 (3), 11/23/2021 14:35 (1)
Complete: 🔍
Cache ID: 216::103

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