CVE-1999-0935

classifieds.cgi allows remote attackers to execute arbitrary commands by specifying them in a hidden variable in a CGI form

published January 4, 2000

CVSS
—
EPSS
10%
Percentile
95.5
In the wild
Unconfirmed
What it is

🚨 A sneaky CGI form could be your worst nightmare! By cleverly adding commands in hidden fields, attackers can take control of your server. 🔥 Think of it like a restaurant order form where someone can write a secret request for the chef to serve a special item that shouldn't be on the menu—it's a recipe for disaster! If exploited, an attacker could execute arbitrary commands on your server, potentially leading to data breaches, unauthorized access, or even complete takeover of your system. The consequences could be absolutely devastating!

Put simply

Think of it like a restaurant order form where someone can write a secret request for the chef to serve a special item that shouldn't be on the menu—it's a recipe for disaster! This vulnerability in classifieds.cgi allows remote attackers to manipulate hidden variables in CGI forms, opening the door for them to execute arbitrary commands on the server without proper authorization.

What to do

If exploited, an attacker could execute arbitrary commands on your server, potentially leading to data breaches, unauthorized access, or even complete takeover of your system. The consequences could be absolutely devastating! To mitigate this risk, sanitize all inputs to the CGI script, ensuring that no hidden variables can be used to inject commands. Review configurations to limit CGI script usage and consider updating or replacing outdated scripts. You've got this! With a few simple fixes, you can secure your server from this pesky vulnerability! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.09811 · 95.5th percentile
Published
2000-01-04T05:00Z
EPSS history
Timeline
  • 04 JAN 05:00Z
    classifieds.cgi allows remote attackers to execute arbitrary commands by specifying them in a hidden variable in a CGI form
    cvelistv5