CVE-2022-2640 : What You Need to Know
Discover the impact of CVE-2022-2640 affecting Horner Automation's RCC 972 with firmware version 15.40. Learn about the encryption weakness and steps to prevent unauthorized access.
This article provides detailed information about CVE-2022-2640, a vulnerability in Horner Automation's RCC 972 with firmware version 15.40 that could lead to unauthorized access.
Understanding CVE-2022-2640
In December 2022, a security vulnerability with CVE ID CVE-2022-2640 was identified in Horner Automation's RCC 972 device with firmware version 15.40. The vulnerability arises from weak XOR encryption in the device's config files, potentially exposing sensitive information.
What is CVE-2022-2640?
The Config-files of Horner Automation’s RCC 972 with firmware version 15.40 are encrypted with weak XOR encryption vulnerable to reverse engineering. This could allow an attacker to obtain credentials to run services such as File Transfer Protocol (FTP) and Hypertext Transfer Protocol (HTTP).
The Impact of CVE-2022-2640
The vulnerability poses a high impact on confidentiality, with the potential for attackers to extract sensitive credentials and gain unauthorized access to services like FTP and HTTP.
Technical Details of CVE-2022-2640
Vulnerability Description
The vulnerability in Horner Automation's RCC 972 stems from the use of weak XOR encryption in its config files, making it susceptible to reverse engineering and unauthorized access.
Affected Systems and Versions
The affected product is the Horner Automation Remote Compact Controller (RCC) 972 running firmware version 15.40.
Exploitation Mechanism
Attackers can exploit this vulnerability by reverse engineering the weakly encrypted config files to retrieve sensitive credentials for services like FTP and HTTP.
Mitigation and Prevention
Immediate Steps to Take
Users are advised to update the firmware of Horner Automation's RCC 972 to a secure version that addresses the weak XOR encryption issue.
Long-Term Security Practices
Implementing strong encryption protocols and regularly updating device firmware can help prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security advisories and promptly apply patches released by Horner Automation to mitigate the CVE-2022-2640 vulnerability.