'; } else{ echo ''; } echo 'Hillstone Networks'; } elseif ($_SERVER[HTTP_HOST] == "update1.huaantech.com.cn") { echo ''; echo 'huaantech'; } elseif ($_SERVER[HTTP_HOST] == "update1.dcnetworks.com.cn") { echo ''; echo 'dcnetworks'; } elseif ($_SERVER[HTTP_HOST] == "update1.w-ibeda.com") { if (false===strpos($_SERVER[REQUEST_URI],"/en/")) echo ''; else echo ''; echo 'w-ibeda'; } elseif ($_SERVER[HTTP_HOST] == "update1.hp-telecom.com") { echo ''; echo 'hp-telecom'; } elseif ($_SERVER[HTTP_HOST] == "update1.maipu.com") { echo ''; echo 'Maipu'; } elseif ($_SERVER[HTTP_HOST] == "update1.ncurity.com") { echo ''; echo 'Ncurity'; } elseif ($_SERVER[HTTP_HOST] == "update1.socusnetwork.com") { echo ''; echo 'Socusnetwork'; } else{ echo ''; echo 'Hillstone Networks'; } ?>
 
   
 

inject_cmd:cmd_injection_tac（Rule ID：1020410039）

Release Date：2026/6/1

Rule Name：Unix Command Injection - tac

Severity：high

CVE ID：

 

Descripiton：

Code injection may change the logic of origin statements. Attackers can leverage OS command injections in an application to privileges, execute arbitrary commmands and compromise the underlying operating system. Inspect HTTP request for specific OS commands, such as tac. Protect Web server from command injection attack. This rule supports to defend the A3: Injection of OWASP Top 10 - 2021.
Other reference：None

 

Solution：

Update vendor patches.