CVE-2021-41646

Remote Code Execution (RCE) vulnerability exists in Sourcecodester Online Reviewer System 1.0 by uploading a maliciously crafted PHP file that bypasses the…

published October 29, 2021

CVSS
—
EPSS
7%
Percentile
94.3
In the wild
Unconfirmed
What it is

🚨 A crafty PHP file is your ticket into the system! This vulnerability lets attackers upload a malicious file that sneaks past image filters like a ringer in a food competition. 🔥 Think of it as a restaurant where a chef lets a suspicious dish through because it's artfully presented. The ruse allows a nasty ingredient to spoil the entire menu! If exploited, an attacker could execute any code they desire on the server, potentially leading to data theft, service disruption, or even complete control over the system. It's like giving a stranger the keys to the kitchen and letting them whip up anything they want, including a poisonous surprise!

Put simply

Think of it as a restaurant where a chef lets a suspicious dish through because it's artfully presented. The ruse allows a nasty ingredient to spoil the entire menu! This Remote Code Execution vulnerability in Sourcecodester Online Reviewer System 1.0 occurs due to inadequate validation of uploaded files, allowing malicious PHP scripts to bypass image upload filters.

What to do

If exploited, an attacker could execute any code they desire on the server, potentially leading to data theft, service disruption, or even complete control over the system. It's like giving a stranger the keys to the kitchen and letting them whip up anything they want, including a poisonous surprise! To remedy this issue, immediately restrict file uploads to only accepted formats, implement rigorous server-side validation for uploads, and consider using a web application firewall. Regularly review and update your software to the latest version to ensure security practices are up to date. You've got this! By taking these steps, you'll have a solid defense in place to protect your system. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.07230 · 94.3th percentile
Published
2021-10-29T17:02Z
EPSS history
Timeline
  • 29 OCT 17:02Z
    Remote Code Execution (RCE) vulnerability exists in Sourcecodester Online Reviewer System 1.0 by uploading a maliciously crafted PHP file that bypasses the…
    cvelistv5