CVE-2021-41677

A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database

published November 30, 2021

CVSS
—
EPSS
1%
Percentile
71.2
In the wild
Unconfirmed
What it is

⚠️ A sneaky SQL injection in openSIS could let attackers run commands with just a twist of a parameter! 🚨 Think of it like a restaurant order that doesn’t check if the ingredients are safe. If a chef accepts an order without verifying it, they might end up serving a dish that could harm diners—similar to how this vulnerability could let attackers manipulate your database! An attacker could exploit this vulnerability to execute arbitrary SQL commands, gaining potentially unauthorized access to sensitive data. If exploited, they could alter student records, siphon off data, or disrupt services altogether—definitely not a good look for your database!

Put simply

Think of it like a restaurant order that doesn’t check if the ingredients are safe. If a chef accepts an order without verifying it, they might end up serving a dish that could harm diners—similar to how this vulnerability could let attackers manipulate your database! This SQL injection vulnerability exists in version 8.0 of openSIS when using MySQL or MariaDB. It allows attackers to issue SQL commands through the '/opensis/functions/GetStuListFnc.php &Grade=' parameter, bypassing normal data protections.

What to do

An attacker could exploit this vulnerability to execute arbitrary SQL commands, gaining potentially unauthorized access to sensitive data. If exploited, they could alter student records, siphon off data, or disrupt services altogether—definitely not a good look for your database! To mitigate this risk, upgrade to the latest version of openSIS that addresses this SQL injection flaw. Additionally, ensure proper input validation and parameterized queries in your code to shield against such attacks. You've got this! With these steps, you'll be well on your way to securing your openSIS installation! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01348 · 71.2th percentile
Published
2021-11-30T12:59Z
EPSS history
Timeline
  • 30 NOV 12:59Z
    A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database
    cvelistv5