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CVE-2022-4221— OS command injection in ASUS M25 NAS

Quick assessment

Affected
Asus NAS-M25
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ASUS NAS-M25是中国华硕（ASUS）公司的一款存储服务器。 ASUS NAS-M25 1.0.1.7及之前版本存在安全漏洞，该漏洞源于使用的特殊元素中和不当（ OS命令注入 ）的漏洞，允许未经身份验证的攻击者通过未清理的cookie值注入任意操作系统命令。

CVSS 9.8 · Critical EPSS 4.80% · P91

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-4221

Vulnerability Information
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Vulnerability Title
OS command injection in ASUS M25 NAS
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Asus NAS-M25 allows an unauthenticated attacker to inject arbitrary OS commands via unsanitized cookie values.This issue affects NAS-M25: through 1.0.1.7.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
ASUS NAS-M25 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ASUS NAS-M25是中国华硕（ASUS）公司的一款存储服务器。 ASUS NAS-M25 1.0.1.7及之前版本存在安全漏洞，该漏洞源于使用的特殊元素中和不当（ OS命令注入 ）的漏洞，允许未经身份验证的攻击者通过未清理的cookie值注入任意操作系统命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Asus NAS-M25 0 ~ 1.0.1.7 -

II. Public POCs for CVE-2022-4221

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III. Intelligence Information for CVE-2022-4221

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Security Blog Posts for CVE-2022-4221 (1)

IV. Related Vulnerabilities

Same vendor: Asus
Same weakness: CWE-78

V. Comments for CVE-2022-4221

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