PT-2021-3252 · Microsoft · Windows+1

Dong Wu + 3 · Published 2021-03-09 · Updated 2025-10-30 · CVE-2021-33739

Positive Technologies (AI Summary)

CVSS v3.1

8.4

High

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft DWM Core Library (affected versions not specified)

Description The issue is related to errors in privilege management within the Microsoft DWM Core Library of the Windows operating system. Exploitation of this issue may allow an attacker to escalate their privileges. It is an elevation-of-privilege vulnerability that allows attackers to affect the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Privilege Management

Weakness Enumeration

CWE-269

CWE-264

Related Identifiers

BDU:2021-01577

BDU:2021-02972

CVE-2021-33739

Affected Products

Dwm Core Library

Windows

References · 27

• 🔥 https://github.com/freeide2017/CVE-2021-33739-POC · Exploit
• 🔥 https://github.com/giwon9977/CVE-2021-33739_PoC · Exploit
• 🔥 https://github.com/giwon9977/CVE-2021-33739_PoC_Analysis · Exploit
• 🔥❌ https://github.com/mavillon1/CVE-2021-33739-POC · Exploit, Deleted
• 🔥❌ https://github.com/Lagal1990/CVE-2021-33739-POC · Exploit, Deleted
• 🔥❌ https://github.com/Expdev893/CVE-2021-33739-POC · Exploit, Deleted
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26868 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33739 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-33739 · Security Note
• https://osv.dev/vulnerability/CVE-2021-33739 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26868 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-33739 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-01577 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-33739 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02972 · Security Note