PT-2022-3590 · Microsoft · Windows Client Server Run-Time Subsystem+1

Published 2022-07-12 · Updated 2024-08-14 · CVE-2022-22047

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 Client Server Run-time Subsystem (CSRSS) (affected versions not specified)

Description The issue is related to an elevation of privilege vulnerability in the Windows Client Server Run-time Subsystem (CSRSS). It allows an attacker to gain SYSTEM privileges on a compromised system. The vulnerability can be exploited to disable local services, such as endpoint security and detection tools. Microsoft has released security updates for July 2022, which include a fix for this vulnerability. The updates address a total of 84 security flaws, including four critical ones that lead to remote code execution (RCE).

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

LPE

Untrusted Search Path

Incorrect Default Permissions

Weakness Enumeration

CWE-426

CWE-264

CWE-276

Related Identifiers

BDU:2022-04374

CVE-2022-22047

Affected Products

Windows

Windows Client Server Run-Time Subsystem

References · 24

• https://bdu.fstec.ru/vul/2022-04374 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-22047 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22047 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22047 · Security Note
• https://osv.dev/vulnerability/CVE-2022-22047 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-22047 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2022-22047 · Vendor Advisory
• https://cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-22047 · Note
• https://t.me/true_secator/3227 · Telegram Post
• https://cisa.gov/known-exploited-vulnerabilities-catalog · Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-22047 · Note
• https://t.me/echeloneyes/446 · Telegram Post
• https://t.me/pentestingnews/25648 · Telegram Post
• https://twitter.com/fletch_ai/status/1768458885680041996 · Twitter Post
• https://t.me/secharvester/12638 · Telegram Post