CVE-2020-12524 : Exploit Details and Defense Strategies
Learn about CVE-2020-12524 affecting Phoenix Contact BTP Touch Panels. Discover the impact, affected systems, exploitation details, and mitigation steps.
This CVE-2020-12524 article provides details about the vulnerability affecting Phoenix Contact BTP Touch Panels.
Understanding CVE-2020-12524
What is CVE-2020-12524?
Uncontrolled Resource Consumption vulnerability in Phoenix Contact HMIs BTP Touch Panels can lead to Denial of Service by causing the devices to become unresponsive and fail to update display content accurately.
The Impact of CVE-2020-12524
The vulnerability has a CVSS base score of 7.5 (High) with a significant impact on availability.
Technical Details of CVE-2020-12524
Vulnerability Description
The flaw allows attackers to exploit uncontrolled resource consumption, affecting Phoenix Contact BTP 2043W, BTP 2070W, and BTP 2102W in all versions.
Affected Systems and Versions
- Product: BTP Touch Panel
- Vendor: Phoenix Contact
- Affected Versions: BTP 2043W (1050387) all versions, BTP 2070W (1046666) all versions, BTP 2102W (1046667) all versions
Exploitation Mechanism
The vulnerability can be exploited remotely with low attack complexity over a network without requiring user interaction.
Mitigation and Prevention
Immediate Steps to Take
- Operate network-capable devices in closed networks or behind a firewall
Long-Term Security Practices
- Regularly update and patch devices
- Implement network segmentation and access controls
Patching and Updates
Refer to the Phoenix Contact application note for detailed recommendations on securing network-capable devices.