CVE-2021-38442 : Vulnerability Insights and Analysis
Discover the impacts of CVE-2021-38442, a high severity code execution vulnerability in FATEK Automation WinProladder versions 3.30 and prior. Learn about the affected systems, exploitation method, and mitigation strategies.
FATEK Automation WinProladder versions 3.30 and prior have a vulnerability that allows attackers to execute arbitrary code. Here's what you need to know about CVE-2021-38442.
Understanding CVE-2021-38442
This section will cover what CVE-2021-38442 is and its impacts.
What is CVE-2021-38442?
FATEK Automation WinProladder versions 3.30 and earlier do not properly validate user-supplied data when parsing project files, leading to a heap corruption issue. This flaw can be exploited by an attacker to run code within the current process.
The Impact of CVE-2021-38442
The vulnerability has a CVSS base score of 7.8, with high severity impacts on confidentiality, integrity, and availability. The attack complexity is low, but user interaction is required. The affected systems could be compromised to execute malicious code.
Technical Details of CVE-2021-38442
Let's delve into the technical aspects of CVE-2021-38442 including the vulnerability description, affected systems, and exploitation mechanism.
Vulnerability Description
The improper validation of user-supplied data in FATEK Automation WinProladder allows for a heap-corruption condition that enables code execution in the context of the current process.
Affected Systems and Versions
The vulnerability affects all versions of FATEK Automation WinProladder up to and including 3.30.
Exploitation Mechanism
By leveraging the lack of proper validation, an attacker can craft a malicious project file to trigger the heap corruption and execute arbitrary code.
Mitigation and Prevention
Discover the steps to mitigate the risks posed by CVE-2021-38442 and safeguard your systems.
Immediate Steps to Take
As FATEK Automation has not collaborated with CISA for mitigation, users are advised to contact FATEK customer support for guidance. Consider restricting access and monitoring project file activities.
Long-term Security Practices
Implement security best practices such as regular software updates, network segmentation, and user training to enhance overall cybersecurity posture.
Patching and Updates
Keep abreast of security advisories from FATEK Automation and apply patches promptly to address known vulnerabilities and enhance system security.