PT-2022-4089 · Microsoft · Windows Defender+1

James Forshaw · Published 2022-08-09 · Updated 2025-05-29 · CVE-2022-34709

Positive Technologies (AI Summary)

CVSS v3.1

6.0

Medium

Base vector

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

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

Description The issue is related to a security feature bypass in Windows Defender, allowing attackers to bypass the Kerberos authentication procedure. This could potentially enable an attacker to affect the system. The vulnerability is associated with errors in security settings.

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

Type Confusion

Weakness Enumeration

CWE-843

CWE-254

Related Identifiers

BDU:2022-04923

CVE-2022-34709

Affected Products

Windows

Windows Defender

References · 23

• https://nvd.nist.gov/vuln/detail/CVE-2022-34709 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-34709 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-34709 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2022-34709 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-04923 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34709 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-34709 · Vendor Advisory
• https://github.com/SafeBreach-Labs/WindowsDowndate · Note
• https://twitter.com/AndreGironda/status/1902133648301945150 · Twitter Post
• https://t.me/cibsecurity/48182 · Telegram Post
• https://t.me/s_e_reborn/5065 · Telegram Post
• https://t.me/cvenotify/35962 · Telegram Post
• https://t.me/cvenotify/36374 · Telegram Post
• https://t.me/true_secator/6144 · Telegram Post
• https://t.me/freedomf0x/17433 · Telegram Post