Known Exploited Vulnerability
7.8
HIGH
CVE-2021-1732
Microsoft Win32k Privilege Escalation Vulnerabilit - [Actively Exploited]
Description

Windows Win32k Elevation of Privilege Vulnerability

INFO

Published Date :

Feb. 25, 2021, 11:15 p.m.

Last Modified :

July 25, 2024, 5:53 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
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.

Description :

Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation.

Required Action :

Apply updates per vendor instructions.

Public PoC/Exploit Available at Github

CVE-2021-1732 has a 76 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-2021-1732 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 Action
1 Microsoft windows_10
2 Microsoft windows_server_2016
3 Microsoft windows_server_2019
4 Microsoft windows_10_1809
5 Microsoft windows_10_20h2
6 Microsoft windows_10_1803
7 Microsoft windows_10_1909
8 Microsoft windows_server_20h2
9 Microsoft windows_10_2004
10 Microsoft windows_server_1909
11 Microsoft windows_server_2004
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-2021-1732.

URL Resource
http://packetstormsecurity.com/files/161880/Win32k-ConsoleControl-Offset-Confusion.html Exploit Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/166169/Win32k-ConsoleControl-Offset-Confusion-Privilege-Escalation.html Exploit Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1732 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).

None

Updated: 5 months, 2 weeks 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.

从攻防的核心理念出发,阐述了如何构建一个适应性强、与时共进的安全设计方案,并且如何建立一个全面的安全体系,包括资产收集、威胁分析、风险评估和信任边界的确立。 文章详细描述了网络战的军事化思维,对合格攻击队伍(红队)和防御队伍(蓝队)的特质进行了比较,强调了在攻防对抗中成本和信任行为的重要性

Updated: 5 months, 4 weeks ago
7 stars 0 fork 0 watcher
Born at : April 23, 2024, 1:55 p.m. This repo has been linked 2 different CVEs too.

All CVE - PoC in GitHub

poc proofofconcept tester allcve cvegithub cvenew cvepoc cveupdate

Updated: 2 months, 2 weeks ago
5 stars 2 fork 2 watcher
Born at : March 22, 2024, 3:58 p.m. This repo has been linked 928 different CVEs too.

None

Updated: 7 months, 4 weeks ago
1 stars 0 fork 0 watcher
Born at : March 11, 2024, 1:21 p.m. This repo has been linked 930 different CVEs too.

渗透测试有关的POC、EXP、脚本、提权、小工具等---About penetration-testing python-script poc getshell csrf xss cms php-getshell domainmod-xss csrf-webshell cobub-razor cve rce sql sql-poc poc-exp bypass oa-getshell cve-cms

Assembly Python Shell PHP C++ C Go Ruby HTML Java

Updated: 3 months, 1 week ago
4 stars 0 fork 0 watcher
Born at : Feb. 7, 2024, 2:08 p.m. This repo has been linked 305 different CVEs too.

None

CSS HTML JavaScript

Updated: 9 months, 1 week ago
0 stars 0 fork 0 watcher
Born at : Feb. 2, 2024, 2:11 p.m. This repo has been linked 494 different CVEs too.

bounty collection

Shell Python Dockerfile Ruby JavaScript ASP.NET Classic ASP HTML PHP Jupyter Notebook

Updated: 2 months, 1 week ago
26 stars 4 fork 4 watcher
Born at : Sept. 11, 2023, 11:19 a.m. This repo has been linked 234 different CVEs too.

poc集合(持续更新ing)

Updated: 6 months ago
4 stars 0 fork 0 watcher
Born at : July 30, 2023, 1:30 a.m. This repo has been linked 154 different CVEs too.

None

C++ C

Updated: 1 year ago
1 stars 0 fork 0 watcher
Born at : July 11, 2023, 9:29 a.m. This repo has been linked 2 different CVEs too.

None

Updated: 1 year, 4 months ago
0 stars 0 fork 0 watcher
Born at : June 29, 2023, 12:23 p.m. This repo has been linked 1 different CVEs too.

A Common Vulnerability PoC Knowledge Base一个普遍漏洞POC知识库

vulnerability

Updated: 3 months, 3 weeks ago
17 stars 6 fork 6 watcher
Born at : June 24, 2023, 3:12 p.m. This repo has been linked 232 different CVEs too.

None

C++ Ruby Python C Perl CMake Assembly Shell PowerShell C#

Updated: 1 year, 4 months ago
0 stars 0 fork 0 watcher
Born at : June 14, 2023, 7:24 p.m. This repo has been linked 15 different CVEs too.

None

C++ Ruby Python C Perl CMake Assembly Shell PowerShell C#

Updated: 1 year, 6 months ago
1 stars 0 fork 0 watcher
Born at : April 26, 2023, 7:08 a.m. This repo has been linked 15 different CVEs too.

None

C++ Assembly C

Updated: 1 year, 6 months ago
0 stars 0 fork 0 watcher
Born at : April 21, 2023, 6:14 a.m. This repo has been linked 2 different CVEs too.

None

C Python PowerShell Lua

Updated: 1 year, 6 months ago
0 stars 0 fork 0 watcher
Born at : April 11, 2023, 2:15 p.m. This repo has been linked 16 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-2021-1732 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-1732 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.

  • Modified Analysis by [email protected]

    Jul. 25, 2024

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10_2004:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_1909:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2004:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_20h2:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Dec. 29, 2023

    Action Type Old Value New Value
    Changed Description Windows Win32k Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-1698. Windows Win32k Elevation of Privilege Vulnerability
    Added CVSS V3.1 Microsoft Corporation AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CWE Remap by [email protected]

    Aug. 08, 2023

    Action Type Old Value New Value
    Changed CWE CWE-269 CWE-787
  • Modified Analysis by [email protected]

    Apr. 12, 2022

    Action Type Old Value New Value
    Changed Reference Type http://packetstormsecurity.com/files/166169/Win32k-ConsoleControl-Offset-Confusion-Privilege-Escalation.html No Types Assigned http://packetstormsecurity.com/files/166169/Win32k-ConsoleControl-Offset-Confusion-Privilege-Escalation.html Exploit, Third Party Advisory, VDB Entry
  • CVE Modified by [email protected]

    Feb. 28, 2022

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/166169/Win32k-ConsoleControl-Offset-Confusion-Privilege-Escalation.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Mar. 26, 2021

    Action Type Old Value New Value
    Changed Reference Type http://packetstormsecurity.com/files/161880/Win32k-ConsoleControl-Offset-Confusion.html No Types Assigned http://packetstormsecurity.com/files/161880/Win32k-ConsoleControl-Offset-Confusion.html Exploit, Third Party Advisory, VDB Entry
  • CVE Modified by [email protected]

    Mar. 19, 2021

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/161880/Win32k-ConsoleControl-Offset-Confusion.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 03, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1732 No Types Assigned https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1732 Patch, Vendor Advisory
    Added CWE NIST CWE-269
    Added CPE Configuration OR *cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
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-2021-1732 is associated with the following CWEs:

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-2021-1732 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.43 }} 0.13%

score

0.74956

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability