CVE-2020-11999 Code injection in FactoryTalk Linx, RSLinx Classic, Connected Components Workbench, ControlFLASH Plus, FactoryTalk Asset Centre, FactoryTalk Linx CommDTM, Studio 5000 Launcher, Studio 5000 Logix Designer software
Attackers can execute unauthorized code and modify data via an exposed API in Rockwell Automation industrial software.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-11999?
CVE-2020-11999 is a high-severity code injection vulnerability in FactoryTalk Linx, RSLinx Classic, Connected Components Workbench, ControlFLASH Plus, FactoryTalk Asset Centre, FactoryTalk Linx CommDTM, Studio 5000 Launcher, Studio 5000 Logix Designer software, published on 15 Jun 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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. An exposed API call allows users to provide files to be processed without sanitation. This may allow an attacker to specify a filename to execute unauthorized code and modify files or data.
Weakness: CWE-20
Which versions are affected by CVE-2020-11999?
It affects 2 products.
Products include Rockwellautomation Factorytalk Linx, Rockwellautomation Rslinx Classic.
How do I fix CVE-2020-11999?
No fix has been published for CVE-2020-11999 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2020-11999 being exploited?
There is no known exploitation of CVE-2020-11999 in the wild and no public exploit code.
Other vulnerabilities in FactoryTalk Linx, RSLinx Classic, Connected Components Workbench, ControlFLASH Plus, FactoryTalk Asset Centre, FactoryTalk Linx CommDTM, Studio 5000 Launcher, Studio 5000 Logix Designer software
- CVE-2020-27251 Memory corruption in FactoryTalk Linx
- CVE-2020-12001 Path traversal in FactoryTalk Linx, RSLinx Classic, Connected Components Workbench, ControlFLASH Plus, FactoryTalk Asset Centre, FactoryTalk Linx CommDTM, Studio 5000 Launcher, Studio 5000 Logix Designer software
- CVE-2025-9067 Rockwell Automation FactoryTalk® Linx Privilege Escalation Vulnerabilities
- CVE-2025-9068 Rockwell Automation FactoryTalk® Linx Privilege Escalation Vulnerabilities
- CVE-2025-7972 Rockwell Automation FactoryTalk® Linx Network Browser Security Bypass Vulnerability
Sources
Also known as GHSA-hjcj-7cv6-7vcj.