PT-2022-4091 · Microsoft · Windows Defender+1

James Forshaw · Published 2022-08-09 · Updated 2025-06-04 · CVE-2022-34705

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 Defender (affected versions not specified)

Description The issue is related to insufficient access control in Windows Defender, which is part of the Windows operating system. It allows an attacker to elevate their privileges.

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

LPE

Use After Free

Weakness Enumeration

CWE-416

CWE-264

Related Identifiers

BDU:2022-04925

CVE-2022-34705

Affected Products

Windows

Windows Defender

References · 13

• https://nvd.nist.gov/vuln/detail/CVE-2022-34705 · Security Note
• https://bdu.fstec.ru/vul/2022-04925 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-34705 · Security Note
• https://osv.dev/vulnerability/CVE-2022-34705 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34705 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2022-34705 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-34705 · Vendor Advisory
• https://t.me/cvenotify/124618 · Telegram Post
• https://t.me/cibsecurity/47824 · Telegram Post
• https://t.me/cvenotify/36375 · Telegram Post
• https://t.me/cvenotify/35963 · Telegram Post
• https://t.me/cvenotify/35961 · Telegram Post
• https://t.me/cibsecurity/48194 · Telegram Post