CVE-2015-2546

8.2

HIGH

Microsoft Win32k Memory Corruption Vulnerability - [Actively Exploited]

Description

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

INFO

Published Date :

Sept. 9, 2015, 12:59 a.m.

Last Modified :

Feb. 10, 2025, 9:15 p.m.

Source :

secure@microsoft.com

Remotely Exploitable :

No

Impact Score :

6.0

Exploitability Score :

1.5

CISA Notification

CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Due Date: Apr 05, 2022

Alert Date: Mar 15, 2022 | 1119 days ago

Description :

The kernel-mode driver in Microsoft Windows OS and Server allows local users to gain privileges via a crafted application.

Required Action :

Apply updates per vendor instructions.

Notes :

https://nvd.nist.gov/vuln/detail/CVE-2015-2546

Public PoC/Exploit Available at Github

CVE-2015-2546 has a 21 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2015-2546 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product
1	Microsoft	windows_10
2	Microsoft	windows_7
3	Microsoft	windows_8.1
4	Microsoft	windows_rt_8.1
5	Microsoft	windows_server_2008
6	Microsoft	windows_server_2012
7	Microsoft	windows_vista
8	Microsoft	windows_8
9	Microsoft	windows_rt

: Total Affected Vendor : 1 | Products : 9

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2015-2546.

URL	Resource
http://www.securityfocus.com/bid/76608	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1033485	Third Party Advisory VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097	Patch Vendor Advisory
http://www.securityfocus.com/bid/76608	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1033485	Third Party Advisory VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097	Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Cruxer8Mech/Idk

None

Updated: 10 months, 1 week ago

0 stars 0 fork 0 watcher

Born at : May 26, 2024, 1:37 p.m. This repo has been linked 233 different CVEs too.

CVEDB/awesome-cve-repo

None

Shell

Updated: 2 months ago

4 stars 2 fork 2 watcher

Born at : March 23, 2023, 4:32 a.m. This repo has been linked 265 different CVEs too.

CVEDB/top

None

Shell

Updated: 2 months ago

1 stars 0 fork 0 watcher

Born at : March 19, 2023, 1:53 a.m. This repo has been linked 265 different CVEs too.

weeka10/-hktalent-TOP

None

Shell

Updated: 2 years ago

2 stars 0 fork 0 watcher

Born at : Nov. 16, 2022, 9:38 a.m. This repo has been linked 256 different CVEs too.

cyberanand1337x/bug-bounty-2022

None

Updated: 2 years, 3 months ago

0 stars 0 fork 0 watcher

Born at : Sept. 30, 2022, 6:29 p.m. This repo has been linked 253 different CVEs too.

jbmihoub/all-poc

None

Shell

Updated: 8 months ago

1 stars 2 fork 2 watcher

Born at : Aug. 25, 2022, 12:16 a.m. This repo has been linked 250 different CVEs too.

Ostorlab/KEV

Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

cisa-kev vulnerability 0day cisa exploits

Updated: 2 months, 1 week ago

556 stars 36 fork 36 watcher

Born at : April 19, 2022, 8:58 a.m. This repo has been linked 1248 different CVEs too.

LegendSaber/exp

None

C++ C

Updated: 2 years, 4 months ago

4 stars 3 fork 3 watcher

Born at : March 10, 2022, 12:34 p.m. This repo has been linked 10 different CVEs too.

k0imet/CVE-POCs

for this repo i wish to keep an archive of available POCs and Descriptions alike,

Updated: 1 year ago

13 stars 0 fork 0 watcher

Born at : March 10, 2022, 11:27 a.m. This repo has been linked 35 different CVEs too.

SofianeHamlaoui/Conti-Clear

Extracted data & informations from the Conti & TrickBot leaks.

Updated: 2 months, 2 weeks ago

15 stars 2 fork 2 watcher

Born at : March 7, 2022, 12:33 p.m. This repo has been linked 31 different CVEs too.

pravinsrc/NOTES-windows-kernel-links

None

Updated: 7 months, 3 weeks ago

1 stars 1 fork 1 watcher

Born at : May 16, 2021, 3:25 p.m. This repo has been linked 27 different CVEs too.

ycdxsb/WindowsPrivilegeEscalation

Collection of Windows Privilege Escalation (Analyse/PoC/Exploit)

Updated: 2 months, 1 week ago

356 stars 67 fork 67 watcher

Born at : April 22, 2021, 3:29 a.m. This repo has been linked 276 different CVEs too.

Ondrik8/exploit

None

Updated: 2 months ago

115 stars 31 fork 31 watcher

Born at : Dec. 22, 2019, 11:49 a.m. This repo has been linked 33 different CVEs too.

CrackerCat/Kernel-Security-Development

None

Updated: 2 years, 4 months ago

3 stars 0 fork 0 watcher

Born at : March 21, 2019, 6:24 a.m. This repo has been linked 14 different CVEs too.

ThunderJie/CVE

Some CVE resources

C++ C Assembly

Updated: 2 months, 4 weeks ago

26 stars 12 fork 12 watcher

Born at : Jan. 28, 2019, 11:59 p.m. This repo has been linked 9 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2015-2546 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-2546 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

Feb. 10, 2025

Action	Type	Old Value	New Value
Added	CVSS V3.1		AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Added	CWE		CWE-119

Modified Analysis by nvd@nist.gov

Jan. 17, 2025

Action	Type	Old Value	New Value

CVE Modified by af854a3a-2127-422b-91ae-364da2661108

Nov. 21, 2024

Action	Type	New Value
Added	Reference	http://www.securityfocus.com/bid/76608
Added	Reference	http://www.securitytracker.com/id/1033485
Added	Reference	https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097

CVE Modified by secure@microsoft.com

May. 14, 2024

Action	Type	Old Value	New Value

Modified Analysis by nvd@nist.gov

May. 14, 2019

Action	Type	Old Value	New Value
Added	CVSS V2 Metadata		Victim must voluntarily interact with attack mechanism
Changed	CVSS V2	(AV:L/AC:L/Au:N/C:C/I:C/A:C)	(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Changed	Reference Type	http://www.securitytracker.com/id/1033485 No Types Assigned	http://www.securitytracker.com/id/1033485 Third Party Advisory, VDB Entry
Changed	Reference Type	https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097 No Types Assigned	https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097 Patch, Vendor Advisory
Changed	Reference Type	http://www.securityfocus.com/bid/76608 No Types Assigned	http://www.securityfocus.com/bid/76608 Third Party Advisory, VDB Entry
Removed	CPE Configuration	OR cpe:2.3:o:microsoft:windows_10:-::::::x64:* cpe:2.3:o:microsoft:windows_10:-::::::x86:* cpe:2.3:o:microsoft:windows_7:-:sp1:::::x64: cpe:2.3:o:microsoft:windows_7:-:sp1:::::x86: cpe:2.3:o:microsoft:windows_8:-::::::x64:* cpe:2.3:o:microsoft:windows_8:-::::::x86:* cpe:2.3:o:microsoft:windows_8.1:-::::pro_n::x64: cpe:2.3:o:microsoft:windows_8.1:-::::pro_n::x86: cpe:2.3:o:microsoft:windows_rt:-::::::: cpe:2.3:o:microsoft:windows_rt:-:gold::::::* cpe:2.3:o:microsoft:windows_rt_8.1:-::::::: cpe:2.3:o:microsoft:windows_server_2008::sp2:::::: cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::* cpe:2.3:o:microsoft:windows_server_2012:-:gold::::::* cpe:2.3:o:microsoft:windows_server_2012:r2::::datacenter:::* cpe:2.3:o:microsoft:windows_server_2012:r2::::essentials:::* cpe:2.3:o:microsoft:windows_server_2012:r2::::standard:::* cpe:2.3:o:microsoft:windows_vista:-:sp2::::::*
Added	CPE Configuration		OR cpe:2.3:o:microsoft:windows_10:-::::::: cpe:2.3:o:microsoft:windows_7:-:sp1::::::* cpe:2.3:o:microsoft:windows_8:-::::::: cpe:2.3:o:microsoft:windows_8.1:-::::::: cpe:2.3:o:microsoft:windows_rt:-::::::: cpe:2.3:o:microsoft:windows_rt_8.1:-::::::: cpe:2.3:o:microsoft:windows_server_2008:-:sp2::::::* cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::itanium: cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::x64: cpe:2.3:o:microsoft:windows_server_2012:-::::::: cpe:2.3:o:microsoft:windows_server_2012:r2::::::: cpe:2.3:o:microsoft:windows_vista:-:sp2::::::*

CPE Deprecation Remap by nvd@nist.gov

May. 08, 2019

Action	Type	Old Value	New Value
Changed	CPE Configuration	OR cpe:2.3:o:microsoft:windows_8.1:-:-:-::-:-:x86:*	OR cpe:2.3:o:microsoft:windows_8.1:-::::pro_n::x86:

CPE Deprecation Remap by nvd@nist.gov

May. 08, 2019

Action	Type	Old Value	New Value
Changed	CPE Configuration	OR cpe:2.3:o:microsoft:windows_8.1:-:-:-::-:-:x64:*	OR cpe:2.3:o:microsoft:windows_8.1:-::::pro_n::x64:

CPE Deprecation Remap by nvd@nist.gov

May. 08, 2019

Action	Type	Old Value	New Value
Changed	CPE Configuration	OR cpe:2.3:o:microsoft:windows_server_2012:r2:-:-::standard:::*	OR cpe:2.3:o:microsoft:windows_server_2012:r2::::standard:::*

CPE Deprecation Remap by nvd@nist.gov

May. 08, 2019

Action	Type	Old Value	New Value
Changed	CPE Configuration	OR cpe:2.3:o:microsoft:windows_server_2012:r2:-:-::essentials:::*	OR cpe:2.3:o:microsoft:windows_server_2012:r2::::essentials:::*

CPE Deprecation Remap by nvd@nist.gov

May. 08, 2019

Action	Type	Old Value	New Value
Changed	CPE Configuration	OR cpe:2.3:o:microsoft:windows_server_2012:r2:-:-::datacenter:::*	OR cpe:2.3:o:microsoft:windows_server_2012:r2::::datacenter:::*

CVE Modified by secure@microsoft.com

Oct. 12, 2018

Action	Type	Old Value	New Value
Removed	Reference	http://technet.microsoft.com/security/bulletin/MS15-097 [Patch, Vendor Advisory]
Added	Reference		https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097 [No Types Assigned]

CVE Modified by secure@microsoft.com

Dec. 22, 2016

Action	Type	Old Value	New Value
Added	Reference		http://www.securitytracker.com/id/1033485 [No Types Assigned]

CVE Modified by secure@microsoft.com

Nov. 28, 2016

Action	Type	Old Value	New Value
Added	Reference		http://www.securityfocus.com/bid/76608 [No Types Assigned]

Modified Analysis by nvd@nist.gov

Sep. 09, 2015

Action	Type	Old Value	New Value
Added	CPE Configuration		Configuration 1 OR cpe:2.3:o:microsoft:windows_vista:-:sp2::::::* cpe:2.3:o:microsoft:windows_server_2008::sp2:::::: cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::* cpe:2.3:o:microsoft:windows_7:-:sp1:::::x64: cpe:2.3:o:microsoft:windows_7:-:sp1:::::x86: cpe:2.3:o:microsoft:windows_8:-::::::x64:* cpe:2.3:o:microsoft:windows_8:-::::::x86:* cpe:2.3:o:microsoft:windows_8.1:-:-:-::-:-:x64:* cpe:2.3:o:microsoft:windows_8.1:-:-:-::-:-:x86:* cpe:2.3:o:microsoft:windows_server_2012:-:gold::::::* cpe:2.3:o:microsoft:windows_server_2012:r2:-:-::datacenter:::* cpe:2.3:o:microsoft:windows_server_2012:r2:-:-::essentials:::* cpe:2.3:o:microsoft:windows_server_2012:r2:-:-::standard:::* cpe:2.3:o:microsoft:windows_rt:-::::::: cpe:2.3:o:microsoft:windows_rt:-:gold::::::* cpe:2.3:o:microsoft:windows_rt_8.1:-::::::: cpe:2.3:o:microsoft:windows_10:-::::::x64:* cpe:2.3:o:microsoft:windows_10:-::::::x86:*
Added	CVSS V2		(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Changed	Reference Type	http://technet.microsoft.com/security/bulletin/MS15-097 No Types Assigned	http://technet.microsoft.com/security/bulletin/MS15-097 Advisory, Patch
Added	CWE		CWE-119

Initial Analysis by nvd@nist.gov

Sep. 09, 2015

Action	Type	Old Value	New Value

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2015-2546 is associated with the following CWEs:

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2015-2546 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation

CVE-2015-2546

Microsoft Win32k Memory Corruption Vulnerability - [Actively Exploited]

Description

INFO

Sept. 9, 2015, 12:59 a.m.

Feb. 10, 2025, 9:15 p.m.

secure@microsoft.com

No

6.0

1.5

CISA KEV (Known Exploited Vulnerabilities)

Public PoC/Exploit Available at Github

Affected Products

References to Advisories, Solutions, and Tools

CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

Modified Analysis by nvd@nist.gov

CVE Modified by af854a3a-2127-422b-91ae-364da2661108

CVE Modified by secure@microsoft.com

Modified Analysis by nvd@nist.gov

CPE Deprecation Remap by nvd@nist.gov

CPE Deprecation Remap by nvd@nist.gov

CPE Deprecation Remap by nvd@nist.gov

CPE Deprecation Remap by nvd@nist.gov

CPE Deprecation Remap by nvd@nist.gov

CVE Modified by secure@microsoft.com

CVE Modified by secure@microsoft.com

CVE Modified by secure@microsoft.com

Modified Analysis by nvd@nist.gov

Initial Analysis by nvd@nist.gov

CWE - Common Weakness Enumeration

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

34.97 }} -2.50%

0.96522

CVSS31 - Vulnerability Scoring System

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