CVE-2020-29026CWE-22

A directory traversal vulnerability exists in the file upload function of the GateManager that allows an authenticated attacker with administrative permissions…

Critical · published February 15, 2021

CVSS v3.1
9.0
EPSS
1%
Percentile
73.3
In the wild
Unconfirmed
What it is

🚨 An authenticated admin can exploit this sneaky directory traversal flaw to access any file on the Linux system—talk about a backdoor! 🔥 It's like a restaurant manager who can sneak into the kitchen and access the private recipes—if they wanted, they could serve up anything without the chef knowing! An attacker with administrative privileges could read sensitive files, write malicious scripts, or even alter system configurations—essentially having the keys to the kingdom! This could lead to data breaches, service disruptions, or even a complete takeover of the system. Absolutely devastating!

Put simply

It's like a restaurant manager who can sneak into the kitchen and access the private recipes—if they wanted, they could serve up anything without the chef knowing! This vulnerability allows authenticated attackers to manipulate file paths during the upload process, bypassing security measures and gaining access to arbitrary files on the server, effectively compromising the system's integrity.

What to do

An attacker with administrative privileges could read sensitive files, write malicious scripts, or even alter system configurations—essentially having the keys to the kingdom! This could lead to data breaches, service disruptions, or even a complete takeover of the system. Absolutely devastating! Immediately upgrade to GateManager version 9.2c or later to patch this vulnerability. Additionally, review user permissions and limit administrative access wherever possible. Regularly audit your file upload functions to prevent similar issues in the future! You've got this! Follow these steps, and you'll be back on track, securely! 🛡️

The record
Technical detail
CVSS v3.1
9.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.01458 · 73.3th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2021-02-15T15:48Z
EPSS history
Timeline
  • 15 FEB 15:48Z
    A directory traversal vulnerability exists in the file upload function of the GateManager that allows an authenticated attacker with administrative permissions…
    cvelistv5