Mikrotik RouterOS Unauth RCE via Writable Config Backend
CVE-2022-45140 Published on February 27, 2023

WAGO: Missing Authentication for Critical Function
The configuration backend allows an unauthenticated user to write arbitrary data with root privileges to the storage, which could lead to unauthenticated remote code execution and full system compromise.

NVD

Vulnerability Analysis

CVE-2022-45140 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

Missing Authentication for Critical Function

The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.


Products Associated with CVE-2022-45140

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MikroTik Routeros
 

Affected Versions

WAGO Compact Controller CC100 (751-9301): WAGO Edge Controller (752-8303/8000-002): WAGO PFC100 (750-81xx/xxx-xxx): WAGO PFC200 (750-82xx/xxx-xxx): WAGO Touch Panel 600 Advanced Line (762-5xxx): WAGO Touch Panel 600 Marine Line (762-6xxx): WAGO Touch Panel 600 Standard Line (762-4xxx):

Exploit Probability

EPSS
6.26%
Percentile
90.80%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.