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 labeled as critical has been found in Microsoft .NET Framework 4.6. This affects an unknown function of the component RyuJIT Optimization. The manipulation results in access control. This vulnerability is reported as CVE-2015-2480. The attack can be launched remotely. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft .NET Framework 4.6 (Programming Language Software). Affected is an unknown part of the component RyuJIT Optimization. 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.

The weakness was disclosed 08/11/2015 with Microsoft as MS15-092 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is traded as CVE-2015-2480 since 03/19/2015. 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 MITRE ATT&CK project declares the attack technique as T1068.

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 76269†), SecurityTracker (ID 1033253†) and Vulnerability Center (SBV-51887†). The entries VDB-77051 and VDB-77053 are pretty similar. Once again VulDB remains the best source for vulnerability data.

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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

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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: 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: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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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-2015-2480 (🔍)
GCVE (CVE): GCVE-0-2015-2480
GCVE (VulDB): GCVE-100-77052
SecurityFocus: 76269 - Microsoft .NET Framework CVE-2015-2480 Privilege Escalation Vulnerability
SecurityTracker: 1033253 - Microsoft .NET Lets Remote Users Gain Elevated Privileges
Vulnerability Center: 51887 - [MS15-092] Microsoft .NET Framework 4.6 Remote Privileges Escalation Vulnerability - CVE-2015-2480, Critical

See also: 🔍

Entryinfo

Created: 08/12/2015 12:37
Updated: 06/09/2022 09:20
Changes: 08/12/2015 12:37 (65), 04/05/2017 16:02 (10), 06/09/2022 09:16 (2), 06/09/2022 09:20 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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