Microsoft Windows Vista SP2 up to Server 2012 R2 Kernel-Mode Driver input validation

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

Summaryinfo

A vulnerability, which was classified as problematic, was found in Microsoft Windows Vista SP2 up to Server 2012 R2. This affects an unknown part of the component Kernel-Mode Driver. Such manipulation leads to input validation. This vulnerability is listed as CVE-2015-2511. The attack must be carried out locally. In addition, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Microsoft Windows Vista SP2 up to Server 2012 R2 (Operating System). Affected by this issue is some unknown functionality of the component Kernel-Mode Driver. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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-2015-2517, CVE-2015-2518, and CVE-2015-2546.

The weakness was presented 09/08/2015 with Microsoft as MS15-097 as confirmed bulletin (Technet). The advisory is available at technet.microsoft.com. This vulnerability is handled as CVE-2015-2511 since 03/19/2015. Local access is required to approach this attack. A simple authentication is required for exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $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 76597†), SecurityTracker (ID 1033485†) and Vulnerability Center (SBV-52521†). See VDB-77613, VDB-77614, VDB-77615 and VDB-77616 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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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: 🔍
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CVSSv2info

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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
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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
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Patch: MS15-097
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Timelineinfo

03/19/2015 🔍
09/08/2015 +173 days 🔍
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09/09/2015 +1 days 🔍
09/09/2015 +0 days 🔍
07/06/2025 +3588 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS15-097
Organization: Microsoft
Status: Confirmed

CVE: CVE-2015-2511 (🔍)
GCVE (CVE): GCVE-0-2015-2511
GCVE (VulDB): GCVE-100-77618
SecurityFocus: 76597 - Microsoft Windows Kernel Mode Driver CVE-2015-2511 Local Privilege Escalation Vulnerability
SecurityTracker: 1033485 - Microsoft Graphics Component Bugs Let Remote Users Execute Arbitrary Code and Local Users Gain Elevated Privileges
Vulnerability Center: 52521 - [MS15-097] Microsoft Windows Remote Code Execution in the Kernel-Mode Driver - CVE-2015-2511, Critical

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

Entryinfo

Created: 09/09/2015 10:04
Updated: 07/06/2025 04:19
Changes: 09/09/2015 10:04 (67), 05/03/2019 08:02 (11), 06/14/2022 14:39 (2), 06/14/2022 14:44 (1), 07/06/2025 04:19 (22)
Complete: 🔍
Cache ID: 216::103

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