CVE-2020-27251
First published: Thu Nov 26 2020(Updated: )
A heap overflow vulnerability exists within FactoryTalk Linx Version 6.11 and prior. This vulnerability could allow a remote, unauthenticated attacker to send malicious port ranges, which could result in remote code execution.
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Rockwellautomation Factorytalk Linx | <=6.11 | |
| Rockwell Automation FactoryTalk Linx: Version 6.11 and prior |
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Reference Links
Frequently Asked Questions
What is CVE-2020-27251?
CVE-2020-27251 is a heap overflow vulnerability within FactoryTalk Linx Version 6.11 and prior.
What is the severity of CVE-2020-27251?
CVE-2020-27251 has a severity rating of 9.8, which is considered critical.
How does CVE-2020-27251 affect RockwellAutomation FactoryTalk Linx?
CVE-2020-27251 affects RockwellAutomation FactoryTalk Linx version 6.11 and prior.
How can a remote, unauthenticated attacker exploit CVE-2020-27251?
A remote, unauthenticated attacker can exploit CVE-2020-27251 by sending malicious port ranges, potentially resulting in remote code execution.
Is there a fix available for CVE-2020-27251?
At the moment, no fix is available for CVE-2020-27251. It is recommended to follow the guidance provided by the vendor and apply any necessary mitigations.
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- vendor/rockwell automation
- canonical/rockwell automation factorytalk linx: version 6.11 and prior