Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-20731

Quick assessment

Affected
BUFFALO INC. WSR-1166DHP3 and WSR-1166DHP4
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.

BUFFALO INC WSR-1166DHP3-BK是日本布法罗公司（BUFFALO INC）公司的一个路由器。 Buffalo Inc. Buffalo WSR-1166DHP3 和 WSR-1166DHP4 路由器存在操作系统命令注入漏洞，该漏洞源于未经身份验证的网络相邻攻击者可以使用 root 权限执行多个操作系统命令。受影响的产品及版本：WSR-1166DHP3 固件1.16版本及之前版本，WSR-1166DHP4 固件1.02版本及之前版本。

AI Predicted 9.8 Difficulty: Trivial EPSS 0.59% · P47

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-20731

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allow an attacker to execute arbitrary OS commands with root privileges via unspecified vectors.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
BUFFALO INC WSR-1166DHP3-BK 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BUFFALO INC WSR-1166DHP3-BK是日本布法罗公司（BUFFALO INC）公司的一个路由器。 Buffalo Inc. Buffalo WSR-1166DHP3 和 WSR-1166DHP4 路由器存在操作系统命令注入漏洞，该漏洞源于未经身份验证的网络相邻攻击者可以使用 root 权限执行多个操作系统命令。受影响的产品及版本：WSR-1166DHP3 固件1.16版本及之前版本，WSR-1166DHP4 固件1.02版本及之前版本。
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
BUFFALO INC. WSR-1166DHP3 and WSR-1166DHP4 WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior -

II. Public POCs for CVE-2021-20731

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-20731

请登录查看更多情报信息。

Vendor Advisories for CVE-2021-20731 (1)

Other References for CVE-2021-20731 (1)

IV. Related Vulnerabilities

Same product: WSR-1166DHP3 and WSR-1166DHP4
Same vendor: BUFFALO INC.

V. Comments for CVE-2021-20731

No comments yet

Leave a comment