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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-4473— Tianxin Internet Behavior Management System Command Injection via toQuery.php

Quick assessment

Affected
Beijing Topsec Network Security Technology Co., Ltd. Tianxin Internet Behavior Management System
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.

TOPSEC Internet Behavior Management System是中国天融信（TOPSEC）公司的一个上网行为审计系统。 TOPSEC Internet Behavior Management System存在操作系统命令注入漏洞，该漏洞源于Reporter组件端点存在命令注入，可能导致未经验证的攻击者执行任意命令。

CVSS 9.8 · Critical EPSS 6.17% · P93

Affected Version Matrix 1

VendorProduct Version RangeStatus
Beijing Topsec Network Security Technology Co., Ltd. Tianxin Internet Behavior Management System < 4.0.0.7_20210716.180815 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-4473

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Tianxin Internet Behavior Management System Command Injection via toQuery.php
Source: CVE Program / CVE List V5
Vulnerability Description
Tianxin Internet Behavior Management System contains a command injection vulnerability in the Reporter component endpoint that allows unauthenticated attackers to execute arbitrary commands by supplying a crafted objClass parameter containing shell metacharacters and output redirection. Attackers can exploit this vulnerability to write malicious PHP files into the web root and achieve remote code execution with the privileges of the web server process. This vulnerability has been fixed in version NACFirmware_4.0.0.7_20210716.180815_topsec_0_basic.bin. Exploitation evidence was first observed by the Shadowserver Foundation on 2024-06-01 (UTC).
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
TOPSEC Internet Behavior Management System 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOPSEC Internet Behavior Management System是中国天融信（TOPSEC）公司的一个上网行为审计系统。 TOPSEC Internet Behavior Management System存在操作系统命令注入漏洞，该漏洞源于Reporter组件端点存在命令注入，可能导致未经验证的攻击者执行任意命令。
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)

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
Beijing Topsec Network Security Technology Co., Ltd. Tianxin Internet Behavior Management System 0 ~ 4.0.0.7_20210716.180815 -

II. Public POCs for CVE-2021-4473

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-4473

请登录查看更多情报信息。

Vendor Advisories for CVE-2021-4473 (1)

Security Blog Posts for CVE-2021-4473 (1)

IV. Related Vulnerabilities

Same weakness: CWE-78

V. Comments for CVE-2021-4473

No comments yet

Leave a comment