CVE-2023-34738

Chemex through 3.7.1 is vulnerable to arbitrary file upload

published June 28, 2023

CVSS
โ€”
EPSS
1%
Percentile
55.3
In the wild
Unconfirmed
What it is

โš ๏ธ An arbitrary file upload vulnerability lurks in Chemex versions up to 3.7.1! This means crafty attackers could potentially sneak in harmful files without breaking a sweat. ๐Ÿ”ฅ Think of it like a restaurant that lets customers order off the hidden menu โ€” if they can slip in anything they want, you might end up serving a dish no one asked for, and it might not be safe to eat! If exploited, an attacker could upload malicious files, leading to unauthorized access or even total system compromise. Imagine a scenario where they plant a backdoor, giving them a direct line into your system โ€” absolutely devastating!

Put simply

Think of it like a restaurant that lets customers order off the hidden menu โ€” if they can slip in anything they want, you might end up serving a dish no one asked for, and it might not be safe to eat! This vulnerability allows attackers to upload any file type without proper validation, which could lead to arbitrary code execution or data breaches if executed on the server side.

What to do

If exploited, an attacker could upload malicious files, leading to unauthorized access or even total system compromise. Imagine a scenario where they plant a backdoor, giving them a direct line into your system โ€” absolutely devastating! To protect your systems, immediately upgrade Chemex to version 3.7.2. Additionally, implement strict file type validation and scanning to ensure only safe files are uploaded. Regularly audit your upload handlers to tighten security! You've got this! Just follow these steps, and you'll have your defenses up in no time. ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00777 ยท 55.3th percentile
Published
2023-06-28T00:00Z
EPSS history
Timeline
  • 28 JUN 00:00Z
    Chemex through 3.7.1 is vulnerable to arbitrary file upload
    cvelistv5