CVE-2022-45138CWE-306

WAGO: Missing Authentication for Critical Function

Critical · published February 27, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
54.1
In the wild
Unconfirmed
What it is

🚨 An unauthenticated user can access the configuration backend of the management API! That's like leaving the keys to the kingdom under a welcome mat at the front door. 🔥 It's as if a restaurant accidentally left the kitchen door wide open, allowing anyone to walk in and change recipes or even order dishes without anyone checking their identity. With this flaw, attackers can tweak critical settings on the device without needing to authenticate. This is absolutely devastating! An attacker could gain full control over the device, change crucial parameters, and potentially compromise the entire system. Your sensitive information and device integrity are at serious risk if this vulnerability is exploited!

Put simply

It's as if a restaurant accidentally left the kitchen door wide open, allowing anyone to walk in and change recipes or even order dishes without anyone checking their identity. With this flaw, attackers can tweak critical settings on the device without needing to authenticate. CVE-2022-45138 allows unauthenticated users to access the configuration backend of a web-based management API, which should be restricted to authenticated users. This unauthorized access lets attackers read and modify device parameters, leading to possible complete device takeover.

What to do

This is absolutely devastating! An attacker could gain full control over the device, change crucial parameters, and potentially compromise the entire system. Your sensitive information and device integrity are at serious risk if this vulnerability is exploited! Immediate action is required! Ensure your device's firmware is updated to the latest version that patches this vulnerability. Limit access to the configuration backend by enforcing authentication checks strictly. Review device permissions to reinforce security measures. You’ve got this! Follow these steps, and you'll bolster your defenses in no time. 🛡️

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
0.00740 · 54.1th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2023-02-27T14:36Z
EPSS history
Timeline
  • 27 FEB 14:36Z
    WAGO: Missing Authentication for Critical Function
    cvelistv5