PT-2021-6309 · Microsoft · Windows Recovery Environment Agent+1

Rahul Varanasi · Published 2021-12-14 · Updated 2022-07-12 · CVE-2021-43239

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 Recovery Environment Agent (affected versions not specified)

Description The issue is related to insecure privilege management in the Windows Recovery Environment Agent component of Microsoft Windows operating systems. This allows an attacker to potentially elevate their privileges. The vulnerability can be exploited 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:2022-01296

CVE-2021-43239

Affected Products

Windows

Windows Recovery Environment Agent

References · 8

• https://bdu.fstec.ru/vul/2022-01296 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-43239 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-43239 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-43239 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43239 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-43239 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43239 · Security Note
• https://t.me/cibsecurity/34041 · Telegram Post