CVE-2022-40916

Tiny File Manager v2.4.7 and below is vulnerable to session fixation

Critical · published February 6, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
56.9
In the wild
Unconfirmed
What it is

🚨 A crafty session fixation vulnerability lurks in Tiny File Manager v2.4.7 and below, allowing attackers to hijack user sessions like a sneaky pickpocket in a crowded market! Think of it as someone exploiting your invitation to a VIP party; they get in by simply taking your ticket and pretending to be you at the door. If they play their cards right, they can access all your exclusive conversations and assets! An attacker could easily take over a user's session, leading to unauthorized access to sensitive files, user data, and account controls. This means they could act as the user, change settings, or even delete important data — absolutely devastating!

Put simply

Think of it as someone exploiting your invitation to a VIP party; they get in by simply taking your ticket and pretending to be you at the door. If they play their cards right, they can access all your exclusive conversations and assets! This vulnerability allows an attacker to fix a user's session ID to one they control, enabling them to impersonate that user without needing authentication. Essentially, it's a manipulation of the session management process that allows for unauthorized actions.

What to do

An attacker could easily take over a user's session, leading to unauthorized access to sensitive files, user data, and account controls. This means they could act as the user, change settings, or even delete important data — absolutely devastating! Update Tiny File Manager to version 2.4.8 or higher immediately to patch this vulnerability. Additionally, implement secure session management practices, such as regenerating session IDs upon login and using secure cookies. Consider reviewing your web application's overall session handling to bolster security further. You've got this! With these steps, you can secure your Tiny File Manager and keep those sneaky attackers at bay! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00823 · 56.9th percentile
Published
2025-02-06T00:00Z
EPSS history
Timeline
  • 06 FEB 00:00Z
    Tiny File Manager v2.4.7 and below is vulnerable to session fixation
    cvelistv5