PT-2021-2359 · Microsoft · Windows

Mark Rogers · Published 2021-03-09 · Updated 2023-12-29 · CVE-2021-26875

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows (affected versions not specified)

Description The issue is related to insecure privilege management in the Win32k component of the Windows operating system. Exploitation of this issue may allow an attacker to elevate 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.

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

BDU:2021-01597

CVE-2021-26875

Affected Products

Windows

References · 12

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26875 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26875 · Security Note
• https://bdu.fstec.ru/vul/2021-01597 · Security Note
• https://osv.dev/vulnerability/CVE-2021-26875 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26875 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26875 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-26875 · Vendor Advisory
• https://t.me/cibsecurity/24764 · Telegram Post
• https://t.me/cvenotify/13108 · Telegram Post
• https://t.me/cvenotify/13860 · Telegram Post
• https://t.me/cibsecurity/24781 · Telegram Post
• https://t.me/cvenotify/11424 · Telegram Post