CVE-2023-37502

An unrestricted file upload vulnerability affects HCL Compass

Critical · published October 18, 2023

CVSS v3.1
9.0
EPSS
1%
Percentile
46.3
In the wild
Unconfirmed
What it is

🚨 An alarming file upload vulnerability in HCL Compass means attackers can sneak in code just like a cat burglar slipping through an unguarded window! 🔥 Think of it as a restaurant that allows customers to deliver their own food without checking its contents. If the staff never checks what's brought in, someone could easily serve a questionable dish that could spoil the whole banquet! This is absolutely devastating! An attacker could upload malicious files that could run on the server or even execute in a user's web browser, leading to unauthorized access, data breaches, or worse. It's a recipe for disaster that could compromise the entire system.

Put simply

Think of it as a restaurant that allows customers to deliver their own food without checking its contents. If the staff never checks what's brought in, someone could easily serve a questionable dish that could spoil the whole banquet! The vulnerability in HCL Compass arises from insufficient security checks on file uploads, allowing attackers to upload files that contain executable code, which can then be executed on the server or in the browser context of users.

What to do

This is absolutely devastating! An attacker could upload malicious files that could run on the server or even execute in a user's web browser, leading to unauthorized access, data breaches, or worse. It's a recipe for disaster that could compromise the entire system. To secure your environment, immediately implement strict file type validation and ensure that any uploaded files are scanned for malicious content. Additionally, consider applying access controls and monitoring for suspicious upload activity. Updating to the latest version will help mitigate this risk. You've got this! Follow these steps, and you'll beef up your defenses in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00568 · 46.3th percentile
Published
2023-10-18T22:51Z
EPSS history
Timeline
  • 18 OCT 22:51Z
    An unrestricted file upload vulnerability affects HCL Compass
    cvelistv5