View Shtml Patched [480p]

For Nginx (which handles SSI via ngx_http_ssi_module ):

The surprising answer is: more organizations than you think. Legacy industrial control systems (ICS), government archival systems, educational intranets, and even some embedded devices still run ancient web servers with .shtml support. view shtml patched

grep -i "Options" /etc/apache2/apache2.conf grep -i "Includes" /etc/apache2/sites-available/* Look for IncludesNOEXEC . If you see Includes (without NOEXEC ), the server is vulnerable. For Nginx (which handles SSI via ngx_http_ssi_module ):

curl "http://legacy-server/view.shtml?page=<!--#echo var='DATE_LOCAL' -->" If the response shows the current date/time, SSI is active. Next, test a command (if #exec is allowed): If you see Includes (without NOEXEC ), the

<Directory /var/www/legacy> Options -Includes -ExecCGI AllowOverride None RemoveType .shtml AddType text/html .shtml </Directory> Better yet, use IncludesNOEXEC and never enable ExecCGI simultaneously. Modern WAFs (ModSecurity, AWS WAF, Cloudflare) have rulesets that detect SSI injection patterns:

https://example.com/view.shtml?page=<!--#exec cmd="ls" --> Or, more commonly, a path traversal combined with SSI injection: