CVE-2021-39377

A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database

published September 1, 2021

CVSS
—
EPSS
4%
Percentile
89.4
In the wild
Unconfirmed
What it is

⚠️ Beware, openSIS 8.0 has a SQL injection vulnerability where a crafty attacker can sneak SQL commands right through the username parameter! 🔥 Imagine a restaurant where a diner simply scribbles their order on a napkin and hands it to the chef without any verification. That’s how this SQL injection lets attackers send commands straight to the database, bypassing any proper checks! If exploited, this vulnerability could allow the attacker to manipulate the database, potentially leading to unauthorized access, data leakage, or even full control over the database. It’s like leaving the restaurant door wide open for anyone to waltz in and change the entire menu!

Put simply

Imagine a restaurant where a diner simply scribbles their order on a napkin and hands it to the chef without any verification. That’s how this SQL injection lets attackers send commands straight to the database, bypassing any proper checks! This SQL injection vulnerability occurs in openSIS 8.0 when it's paired with MySQL (MariaDB). An attacker can issue SQL commands via the index.php username parameter, which could lead to significant database manipulation.

What to do

If exploited, this vulnerability could allow the attacker to manipulate the database, potentially leading to unauthorized access, data leakage, or even full control over the database. It’s like leaving the restaurant door wide open for anyone to waltz in and change the entire menu! To protect your application, you should upgrade to the latest version of openSIS that addresses this vulnerability. Additionally, ensure that all database inputs are properly sanitized and employ prepared statements to safeguard against SQL injections. You’ve got this! By taking these steps, you’ll help keep your database secure and your application running smoothly. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03604 · 89.4th percentile
Published
2021-09-01T12:33Z
EPSS history
Timeline
  • 01 SEP 12:33Z
    A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database
    cvelistv5