Microsoft Windows up to Vista Kernel Mode Driver memory corruption

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

Summaryinfo

A vulnerability has been found in Microsoft Windows up to Vista and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Kernel Mode Driver. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2015-1725. The attack is restricted to local execution. Moreover, an exploit is present. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in Microsoft Windows up to Vista (Operating System) and classified as problematic. Affected by this vulnerability is an unknown part of the component Kernel Mode Driver. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the kernel-mode drivers in Microsoft Windows Server 2003 SP2 and R2 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges via a crafted application, aka "Win32k Buffer Overflow Vulnerability."

The weakness was disclosed 06/10/2015 by Nils with Google Project Zero as MS15-061 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. This vulnerability is known as CVE-2015-1725 since 02/17/2015. An attack has to be approached locally. A single authentication is necessary for exploitation. Technical details are unknown but a public exploit is available.

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 84059 (MS15-061: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (3057839)), 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 91059 (Microsoft Windows Kernel-Mode Driver Privilege Escalation Vulnerability (MS15-061)).

Applying the patch MS15-061 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 (84059), SecurityFocus (BID 75006†), SecurityTracker (ID 1032525†) and Vulnerability Center (SBV-50477†). The entries VDB-75751, VDB-75752, VDB-75753 and VDB-75754 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 84059
Nessus Name: MS15-061: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (3057839)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: MS15-061

Timelineinfo

02/17/2015 🔍
06/09/2015 +112 days 🔍
06/09/2015 +0 days 🔍
06/09/2015 +0 days 🔍
06/09/2015 +0 days 🔍
06/10/2015 +1 days 🔍
06/10/2015 +0 days 🔍
06/10/2015 +0 days 🔍
06/10/2015 +0 days 🔍
07/06/2025 +3679 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS15-061
Researcher: Nils
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2015-1725 (🔍)
GCVE (CVE): GCVE-0-2015-1725
GCVE (VulDB): GCVE-100-75757

OVAL: 🔍

SecurityFocus: 75006 - Microsoft Windows Kernel 'Win32k.sys' CVE-2015-1725 Local Privilege Escalation Vulnerability
SecurityTracker: 1032525 - Windows Kernel Lets Local Users Obtain Potentially Sensitive Information and Gain Elevated Privileges
Vulnerability Center: 50477 - [MS15-061] Microsoft Windows Local Privilege Escalation due to Improper Validation of User Input - CVE-2015-1725, High

scip Labs: https://www.scip.ch/en/?labs.20140213
See also: 🔍

Entryinfo

Created: 06/10/2015 10:13
Updated: 07/06/2025 13:17
Changes: 06/10/2015 10:13 (67), 04/07/2017 14:27 (12), 05/20/2022 11:13 (2), 05/20/2022 11:20 (1), 07/06/2025 13:17 (22)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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