Microsoft .NET Framework 4.6 RyuJIT Optimization 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 marked as critical has been reported in Microsoft .NET Framework 4.6. This impacts an unknown function of the component RyuJIT Optimization. This manipulation causes access control. This vulnerability appears as CVE-2015-2481. The attack may be initiated remotely. There is no available exploit. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in Microsoft .NET Framework 4.6 (Programming Language Software) and classified as critical. Affected by this vulnerability is an unknown code of the component RyuJIT Optimization. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 08/11/2015 with Microsoft as MS15-092 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. This vulnerability is known as CVE-2015-2481 since 03/19/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 85331 (MS15-092: Vulnerabilities in .NET Framework Could Allow Elevation of Privilege (3086251)), 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 91084 (Microsoft .NET Framework Elevation of Privilege and Denial of Service Vulnerability (MS15-092)).

Applying the patch MS15-092 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 Tenable (85331), SecurityFocus (BID 76270†), SecurityTracker (ID 1033253†) and Vulnerability Center (SBV-51888†). See VDB-77051 and VDB-77052 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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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

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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

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 85331
Nessus Name: MS15-092: Vulnerabilities in .NET Framework Could Allow Elevation of Privilege (3086251)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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Patch: MS15-092

Timelineinfo

03/19/2015 🔍
08/11/2015 +145 days 🔍
08/11/2015 +0 days 🔍
08/11/2015 +0 days 🔍
08/11/2015 +0 days 🔍
08/11/2015 +0 days 🔍
08/12/2015 +1 days 🔍
08/12/2015 +0 days 🔍
08/14/2015 +2 days 🔍
06/09/2022 +2491 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS15-092
Organization: Microsoft
Status: Confirmed

CVE: CVE-2015-2481 (🔍)
GCVE (CVE): GCVE-0-2015-2481
GCVE (VulDB): GCVE-100-77053
SecurityFocus: 76270 - Microsoft .NET Framework CVE-2015-2481 Privilege Escalation Vulnerability
SecurityTracker: 1033253 - Microsoft .NET Lets Remote Users Gain Elevated Privileges
Vulnerability Center: 51888 - [MS15-092] Microsoft .NET Framework 4.6 Remote Privileges Escalation Vulnerability - CVE-2015-2481, Critical

See also: 🔍

Entryinfo

Created: 08/12/2015 12:37
Updated: 06/09/2022 09:26
Changes: 08/12/2015 12:37 (66), 04/05/2017 16:02 (9), 06/09/2022 09:23 (2), 06/09/2022 09:26 (1)
Complete: 🔍
Cache ID: 216::103

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