CVE-2023-4122CWE-434

Student Information System v1.0 - Insecure File Upload

Critical · published December 7, 2023

CVSS v3.1
9.9
EPSS
2%
Percentile
74.1
In the wild
Unconfirmed
What it is

🚨 A simple file upload could unleash chaos! Student Information System v1.0 has a critical vulnerability in the 'photo' parameter, allowing authenticated attackers to gain remote code execution. 🔥 Think of it like a school where students can submit essays, but instead of just text, they can sneak in executable scripts—like handing in a seemingly harmless paper that actually contains a virus. 📚💻 If an attacker exploits this vulnerability, they could execute arbitrary code on the server, potentially gaining full control over sensitive student data and the entire system. The consequences could be absolutely devastating, leading to data breaches, unauthorized access, and even complete system failure!

Put simply

Think of it like a school where students can submit essays, but instead of just text, they can sneak in executable scripts—like handing in a seemingly harmless paper that actually contains a virus. 📚💻 This vulnerability allows authenticated users to upload malicious files through the 'photo' parameter on the my-profile page, leading to remote code execution on the server.

What to do

If an attacker exploits this vulnerability, they could execute arbitrary code on the server, potentially gaining full control over sensitive student data and the entire system. The consequences could be absolutely devastating, leading to data breaches, unauthorized access, and even complete system failure! Immediate action is crucial! Patch the system to the latest version and implement strict file validation to ensure only safe file types are uploaded. Additionally, use a Web Application Firewall (WAF) to help filter out malicious uploads. You've got this! Follow these steps and secure your system from this vulnerability in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01501 · 74.1th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2023-12-07T23:10Z
EPSS history
Timeline
  • 07 DEC 23:10Z
    Student Information System v1.0 - Insecure File Upload
    cvelistv5