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CVE-2023-26320— Xiaomi Router external request interface vulnerability leads to stack overflow

Quick assessment

Affected
Xiaomi Xiaomi Router
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Xiaomi router是中国小米（Xiaomi）公司的一系列无线路由器。 Xiaomi Router 2023.2之前版本存在安全漏洞，该漏洞源于没有充分筛选从外部接口返回的响应，导致存在命令注入漏洞。攻击者可利用该漏洞对设备进行拒绝服务（DOS）攻击或执行任意代码。

CVSS 7.5 · High EPSS 0.97% · P59

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-26320

Vulnerability Information
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Vulnerability Title
Xiaomi Router external request interface vulnerability leads to stack overflow
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Xiaomi Xiaomi Router allows Command Injection.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Xiaomi Router 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Xiaomi router是中国小米（Xiaomi）公司的一系列无线路由器。 Xiaomi Router 2023.2之前版本存在安全漏洞，该漏洞源于没有充分筛选从外部接口返回的响应，导致存在命令注入漏洞。攻击者可利用该漏洞对设备进行拒绝服务（DOS）攻击或执行任意代码。
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
Xiaomi Xiaomi Router 0 ~ fw version before 2023.2 -

II. Public POCs for CVE-2023-26320

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III. Intelligence Information for CVE-2023-26320

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Other References for CVE-2023-26320 (1)

Same Patch Batch · Xiaomi · 2023-10-11 · 3 CVEs total

CVE-2023-26319 6.7 MEDIUM Xiaomi Router administration interface vulnerability leads command injection and stack ove
CVE-2023-26318 6.7 MEDIUM Xiaomi router web interface post-authorization stack overflow

IV. Related Vulnerabilities

Same product: Xiaomi Router
Same vendor: Xiaomi
Same weakness: CWE-120

V. Comments for CVE-2023-26320

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