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

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2021-31250

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Chiyu CHIYU BF-430等都是中国台湾七友科技（Chiyu）公司的一款为门禁、考勤系统等设备提供通讯的联网服务器。 CHIYU 多款产品存在跨站脚本漏洞，该漏洞源于CHIYU科技的一些物联网设备中存在未经认证的XSS漏洞，包括BF-630、BF-450M、BF-430、BF-431、BF631-W、BF830-W、Webpass、bf - min - w和SEMAC，原因是在生成HTTP 404消息时缺乏消毒。攻击者可利用该漏洞执行客户端代码。

AI Predicted 6.1 Difficulty: Easy EPSS 79.61% · P100

Public Exploits 1

Nuclei · 1 CVE-2021-31250.yaml [template]

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-31250

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Multiple storage XSS vulnerabilities were discovered on BF-430, BF-431 and BF-450M TCP/IP Converter devices from CHIYU Technology Inc due to a lack of sanitization of the input on the components man.cgi, if.cgi, dhcpc.cgi, ppp.cgi.
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
CHIYU Technology BF-630W 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Chiyu CHIYU BF-430等都是中国台湾七友科技（Chiyu）公司的一款为门禁、考勤系统等设备提供通讯的联网服务器。 CHIYU 多款产品存在跨站脚本漏洞，该漏洞源于CHIYU科技的一些物联网设备中存在未经认证的XSS漏洞，包括BF-630、BF-450M、BF-430、BF-431、BF631-W、BF830-W、Webpass、bf - min - w和SEMAC，原因是在生成HTTP 404消息时缺乏消毒。攻击者可利用该漏洞执行客户端代码。
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)

Shenlong Deep Dive — AI Deep Analysis

10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.

Read summary Full analysis (login)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2021-31250

# POC Description Source Link Shenlong Link
1 CHIYU BF-430, BF-431 and BF-450M TCP/IP Converter devices contain a cross-site scripting vulnerability due to a lack of sanitization of the input on the components man.cgi, if.cgi, dhcpc.cgi, and ppp.cgi. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-31250.yaml POC Details
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-31250

请登录查看更多情报信息。

Other References for CVE-2021-31250 (3)

Same Patch Batch · n/a · 2021-06-04 · 24 CVEs total

CVE-2020-36142 BloofoxCMS 路径遍历漏洞
CVE-2021-30475 libaom 缓冲区错误漏洞
CVE-2020-15077 OpenVPN 授权问题漏洞
CVE-2020-36382 OpenVPN 代码问题漏洞
CVE-2021-26994 NetApp Clustered Data ONTAP 安全漏洞
CVE-2021-3565 tpm2-tools 信任管理问题漏洞
CVE-2020-7469 FreeBSD 资源管理错误漏洞
CVE-2021-22516 Micro Focus Secure API Manager 日志信息泄露漏洞
CVE-2020-27301 Realtek RTL8710 缓冲区错误漏洞
CVE-2020-27302 Realtek RTL8710 缓冲区错误漏洞
CVE-2021-28091 Lasso 数据伪造问题漏洞
CVE-2021-33054 SOGo 数据伪造问题漏洞
CVE-2021-31249 多款Chiyu产品注入漏洞
CVE-2020-36141 BloofoxCms 代码问题漏洞
CVE-2020-36140 BloofoxCms 跨站请求伪造漏洞
CVE-2020-36139 BloofoxCms 跨站脚本漏洞
CVE-2020-29322 D-Link DIR-880L 信息泄露漏洞
CVE-2020-29323 D-Link DIR-885L MFC 信息泄露漏洞
CVE-2020-29324 D-Link DIR-895L MFC 信息泄露漏洞
CVE-2020-29321 D-Link DIR-868L 信息泄露漏洞

Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-31250

No comments yet

Leave a comment