View Shtml Patched |best| Review

If an attacker can inject SSI directives into a web application (for example, through a guestbook, a comment section, or a search bar that displays user input back on an .shtml page), the server might execute those commands.

The danger came from passed to SSI directives. Attackers could manipulate the page parameter to include arbitrary files – not just safe HTML snippets.

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nmap -p 80,443,8080 --script http-enum Use code with caution. Step 2: Test Endpoint Accessibility

GET /alumni/view.shtml?page=../../../conf/server.conf<!--#exec cmd="cat /etc/shadow" --> If an attacker can inject SSI directives into

The server would then execute the id command and embed the output into the rendered page. This technique is even more powerful when combined with path traversal, allowing an attacker to first load a malicious .shtml file from anywhere on the system and then execute its directives.

A complete write-up must include the steps taken to "patch" the issue. 0;16; This public link is valid for 7 days

View SHTML patched refers to a modified version of the Apache server's mod_include module, which allows for the execution of server-side includes (SSI) in HTML files with the .shtml extension. The patch enables the server to handle SSI directives in .shtml files, allowing for dynamic content inclusion and more flexible web development.

Worse, some servers allowed exec or cmd directives. An attacker could inject: