Arbitrary file upload in Rockwellautomation Factorytalk Linx

CVE-2020-12005

FactoryTalk Linx versions 6.00, 6.10, and 6.11, RSLinx Classic v4.11.00 and prior,Connected Components Workbench: Version 12 and prior, ControlFLASH: Version 14 and later, ControlFLASH Plus: Version 1 and later, FactoryTalk Asset Centre: Version 9 and later, FactoryTalk Linx CommDTM: Version 1 and later, Studio 5000 Launcher: Version 31 and later Stud, 5000 Logix Designer software: Version 32 and prior is vulnerable. A vulnerability exists in the communication function that enables users to upload EDS files by FactoryTalk Linx. This may allow an attacker to upload a file with bad compression, consuming all the available CPU resources, leading to a denial-of-service condition.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.018 (78.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.2% 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-2020-12005: held from 0.018 to 0.018.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

  • Rockwellautomation Factorytalk Linx — versions 6.00, 6.10, 6.11
  • Rockwellautomation Rslinx Classic
  • Factorytalk Linx, Rslinx Classic, Connected Components Workbench, Controlflash Plus, Asset Centre, Linx Commdtm, Studio 5000 Launcher, Logix Designer Software — versions FactoryTalk Linx versions 6.00, 6.10, and 6.11, RSLinx Classic v4.11.00 and prior,Connected Components Workbench: Version 12 and prior, ControlFLASH: Version 14 and later, ControlFLASH Plus: Version 1 and later, FactoryTalk Asset Centre: Version 9 and later, FactoryTalk Linx CommDTM: Version 1 and later, Studio 5000 Launcher: Version 31 and later Stud, 5000 Logix Designer software: Version 32 and prior

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-12005?
CVE-2020-12005 is a high-severity vulnerability in Rockwellautomation Factorytalk Linx, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.5/10. Published 2020-06-15.
How severe is CVE-2020-12005?
High severity. CVSS v3 base score is 7.5 out of 10.