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1 vulnerability by topsecgroup

CVE-2021-4473 (GCVE-0-2021-4473)

Vulnerability from cvelistv5 – Published: 2026-04-07 12:50 – Updated: 2026-05-14 02:06 X_Known Exploited Vulnerability
VLAI
Title
Tianxin Internet Behavior Management System Command Injection via toQuery.php
Summary
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).
SSVC
Exploitation: none Automatable: yes Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
Impacted products
Credits
The Shadowserver Foundation
Show details on NVD website

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