CVE-2020-12524

Phoenix Contact BTP Touch Panels uncontrolled resource consumption

Description

Uncontrolled Resource Consumption can be exploited to cause the Phoenix Contact HMIs BTP 2043W, BTP 2070W and BTP 2102W in all versions to become unresponsive and not accurately update the display content (Denial of Service).

Remediation

Workaround:

  • Phoenix Contact recommends operating network-capable devices in closed networks or protected with a suitable firewall. For detailed information on the recommendations for measures to protect network-capable devices, please refer to the Phoenix Contact application note: https://dam-mdc.phoenixcontact.com/asset/156443151564/0a870ae433c19148b80bd760f3a1c1f2/107913_en_03.pdf

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.33%
Third-Party Advisory vde.com
Affected: Phoenix Contact BTP Touch Panel
Published at:
Updated at:

References

Link Tags
https://cert.vde.com/en-us/advisories/vde-2020-047 third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-12524?
CVE-2020-12524 has been scored as a high severity vulnerability.
How to fix CVE-2020-12524?
As a workaround for remediating CVE-2020-12524: Phoenix Contact recommends operating network-capable devices in closed networks or protected with a suitable firewall. For detailed information on the recommendations for measures to protect network-capable devices, please refer to the Phoenix Contact application note: https://dam-mdc.phoenixcontact.com/asset/156443151564/0a870ae433c19148b80bd760f3a1c1f2/107913_en_03.pdf
Is CVE-2020-12524 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-12524 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-12524?
CVE-2020-12524 affects Phoenix Contact BTP Touch Panel.
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