CVE-2023-45685CWE-22

Arbitrary file write via "zip slip" in Titan MFT and Titan SFTP servers

Critical · published October 16, 2023

CVSS v3.1
9.1
EPSS
2%
Percentile
77.3
In the wild
Unconfirmed
What it is

🚨 A sneaky path traversal vulnerability turns your Titan MFT and SFTP servers into open playgrounds for authenticated attackers! 🔥 Think of it like giving someone a map that leads them straight to the kitchen in your house, but they can actually open every cupboard and drawer without you knowing. This flaw allows attackers to write files anywhere on your filesystem, essentially giving them free rein over your digital domain. This could result in an attacker planting malicious files to steal data, disrupt services, or even take full control of your server. Picture it: they could craft a perfect storm of chaos, turning your trusted server into a malware distribution point, with potentially devastating consequences.

Put simply

Think of it like giving someone a map that leads them straight to the kitchen in your house, but they can actually open every cupboard and drawer without you knowing. This flaw allows attackers to write files anywhere on your filesystem, essentially giving them free rein over your digital domain. The vulnerability arises from insufficient path validation when extracting zip archives. It allows authenticated users to exploit path traversal, meaning they can write files to any location on the filesystem, circumventing intended restrictions.

What to do

This could result in an attacker planting malicious files to steal data, disrupt services, or even take full control of your server. Picture it: they could craft a perfect storm of chaos, turning your trusted server into a malware distribution point, with potentially devastating consequences. To remediate this vulnerability, update to the latest version of Titan MFT and Titan SFTP servers as soon as possible. Additionally, review the permissions set for authenticated users and implement stricter path validation to prevent unauthorized file access. You've got this! With these steps, you'll fortify your defenses and keep your servers safe and sound. 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01719 · 77.3th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2023-10-16T16:08Z
EPSS history
Timeline
  • 16 OCT 16:08Z
    Arbitrary file write via "zip slip" in Titan MFT and Titan SFTP servers
    cvelistv5