Microsoft .NET Framework 1.1/2.0/3.0/3.5/3.5.1 ASLR access control

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft .NET Framework 1.1/2.0/3.0/3.5/3.5.1. It has been rated as critical. This affects an unknown function of the component ASLR. The manipulation leads to access control. This vulnerability is documented as CVE-2014-4062. The attack can be initiated remotely. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in Microsoft .NET Framework 1.1/2.0/3.0/3.5/3.5.1 (Programming Language Software) and classified as critical. This issue affects an unknown function of the component ASLR. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, and 3.5.1 does not properly implement the ASLR protection mechanism, which allows remote attackers to obtain sensitive address information via a crafted web site, aka ".NET ASLR Vulnerability."

The weakness was released 08/12/2014 with Microsoft as MS14-046 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. The identification of this vulnerability is CVE-2014-4062 since 06/12/2014. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 77164 (MS14-046: Vulnerability in .NET Framework Could Allow Security Feature Bypass (2984625)), 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 90971 (Microsoft .Net Framework Security Feature Bypass Vulnerability (MS14-046)).

Applying the patch MS14-046 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 (95008), Tenable (77164), SecurityFocus (BID 69108†), SecurityTracker (ID 1030721†) and Vulnerability Center (SBV-45807†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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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: 77164
Nessus Name: MS14-046: Vulnerability in .NET Framework Could Allow Security Feature Bypass (2984625)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: MS14-046

Timelineinfo

06/12/2014 🔍
08/07/2014 +56 days 🔍
08/12/2014 +5 days 🔍
08/12/2014 +0 days 🔍
08/12/2014 +0 days 🔍
08/12/2014 +0 days 🔍
08/12/2014 +0 days 🔍
08/12/2014 +0 days 🔍
08/13/2014 +1 days 🔍
08/13/2014 +0 days 🔍
12/16/2024 +3778 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS14-046
Organization: Microsoft
Status: Confirmed

CVE: CVE-2014-4062 (🔍)
GCVE (CVE): GCVE-0-2014-4062
GCVE (VulDB): GCVE-100-67361

OVAL: 🔍
IAVM: 🔍

X-Force: 95008
SecurityFocus: 69108 - Microsoft August 2014 Advance Notification Multiple Vulnerabilities
SecurityTracker: 1030721 - Microsoft .NET Flaw Lets Remote Users Bypass ASLR Security Protections
Vulnerability Center: 45807 - [MS14-046] Microsoft .NET Framework Remote Security Bypass due to Improper ASLR Implementation - CVE-2014-4062, Medium

Entryinfo

Created: 08/13/2014 12:27
Updated: 12/16/2024 06:09
Changes: 08/13/2014 12:27 (70), 04/05/2017 16:06 (10), 02/10/2022 18:13 (2), 12/16/2024 06:09 (16)
Complete: 🔍
Cache ID: 216:440:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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