Deserialization in Rockwellautomation Factorytalk Services Platform

CVE-2020-6967

In Rockwell Automation all versions of FactoryTalk Diagnostics software, a subsystem of the FactoryTalk Services Platform, FactoryTalk Diagnostics exposes a .NET Remoting endpoint via RNADiagnosticsSrv.exe at TCPtcp/8082, which can insecurely deserialize untrusted data.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.055 (92.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-6967: held from 0.055 to 0.055.

EPSS over last 30 days · oldest: 0.055 · newest: 0.055 · change: 0.000

Affected products

  • Rockwellautomation Factorytalk Services Platform
  • Rockwell Automation All Versions Of Factorytalk Diagnostics Software, A Subsystem The Services Platform — versions Rockwell Automation All versions of FactoryTalk Diagnostics software, a subsystem of the FactoryTalk Services Platform

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-6967?
CVE-2020-6967 is a critical-severity vulnerability in Rockwellautomation Factorytalk Services Platform, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2020-03-23.
How severe is CVE-2020-6967?
Critical severity. CVSS v3 base score is 9.8 out of 10.