Microsoft Windows Vista SP2 up to Server 2012 R2 Kernel-Mode Driver access control

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Windows Vista SP2 up to Server 2012 R2. It has been rated as problematic. The impacted element is an unknown function of the component Kernel-Mode Driver. This manipulation causes access control. This vulnerability appears as CVE-2015-2517. The attack requires local access. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows Vista SP2 up to Server 2012 R2 (Operating System). It has been declared as problematic. Affected by this vulnerability is an unknown function of the component Kernel-Mode Driver. 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 summary by CVE is:

The kernel-mode driver in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 allows local users to gain privileges via a crafted application, aka "Win32k Memory Corruption Elevation of Privilege Vulnerability," a different vulnerability than CVE-2015-2511, CVE-2015-2518, and CVE-2015-2546.

The weakness was presented 09/08/2015 by Chris Evans with Google Project Zero as MS15-097 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. This vulnerability is known as CVE-2015-2517 since 03/19/2015. Attacking locally is a requirement. The successful exploitation requires a single authentication. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 85877 (MS15-097: Vulnerabilities in Microsoft Graphics Component Could Allow Remote Code Execution (3089656)), 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 91094 (Microsoft Graphics Component Remote Code Execution Vulnerabilities (MS15-097)).

Applying the patch MS15-097 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 (85877), SecurityFocus (BID 76606†), SecurityTracker (ID 1033485†) and Vulnerability Center (SBV-52523†). See VDB-77613, VDB-77614, VDB-77615 and VDB-77616 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 85877
Nessus Name: MS15-097: Vulnerabilities in Microsoft Graphics Component Could Allow Remote Code Execution (3089656)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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Patch: MS15-097

Timelineinfo

03/19/2015 🔍
09/08/2015 +173 days 🔍
09/08/2015 +0 days 🔍
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09/08/2015 +0 days 🔍
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09/09/2015 +1 days 🔍
09/09/2015 +0 days 🔍
07/07/2025 +3589 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS15-097
Researcher: Chris Evans
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2015-2517 (🔍)
GCVE (CVE): GCVE-0-2015-2517
GCVE (VulDB): GCVE-100-77623
SecurityFocus: 76606 - Microsoft Windows Kernel Mode Driver CVE-2015-2517 Local Privilege Escalation Vulnerability
SecurityTracker: 1033485 - Microsoft Graphics Component Bugs Let Remote Users Execute Arbitrary Code and Local Users Gain Elevated Privileges
Vulnerability Center: 52523 - [MS15-097] Microsoft Windows Remote Code Execution in the Kernel-Mode Driver - CVE-2015-2517, Critical

scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 09/09/2015 10:05
Updated: 07/07/2025 04:25
Changes: 09/09/2015 10:05 (67), 05/03/2019 08:02 (11), 06/14/2022 15:02 (2), 06/14/2022 15:06 (1), 07/07/2025 04:25 (22)
Complete: 🔍
Cache ID: 216:013:103

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