CVE-2022-30313 : Security Advisory and Response
Learn about CVE-2022-30313, a critical authentication bypass vulnerability in Honeywell Experion PKS Safety Manager allowing attackers to manipulate controller states and configurations. Find mitigation steps and patches here.
This article provides detailed information about CVE-2022-30313, a vulnerability in Honeywell Experion PKS Safety Manager that allows unauthorized access to critical functions through missing authentication.
Understanding CVE-2022-30313
This section delves into the nature of the vulnerability and its potential impact.
What is CVE-2022-30313?
The Honeywell Experion PKS Safety Manager, up to 2022-05-06, suffers from missing authentication for critical functions. The system utilizes proprietary protocols without authentication, enabling attackers to manipulate controller states, configurations, files, logic, and IO.
The Impact of CVE-2022-30313
The vulnerability allows attackers to exploit several protocols to achieve adverse impacts, such as issuing IO manipulation commands, file read/write commands, controller start/stop commands, logic download/upload commands, file read commands, and system time change commands.
Technical Details of CVE-2022-30313
This section provides more technical insights into the vulnerability.
Vulnerability Description
Honeywell Experion PKS Safety Manager makes use of unauthenticated proprietary protocols, Experion TCP (51000/TCP) and Safety Builder (51010/TCP), without any authentication features, which can be exploited by attackers.
Affected Systems and Versions
The vulnerability affects Honeywell Experion PKS Safety Manager installations through 2022-05-06.
Exploitation Mechanism
Attackers capable of communicating with the exposed ports can exploit the lack of authentication to manipulate controller functionalities.
Mitigation and Prevention
This section outlines the steps to mitigate and prevent exploitation of CVE-2022-30313.
Immediate Steps to Take
Users are advised to implement additional security controls, regularly monitor network traffic for suspicious activity, and restrict access to vulnerable systems.
Long-Term Security Practices
In the long term, organizations should conduct regular security assessments, apply security patches promptly, and educate personnel on cybersecurity best practices.
Patching and Updates
Vendor patches or updates addressing the authentication issue should be applied as soon as they are made available.