CVE-2020-27253: Input Validation
First published: Thu Nov 26 2020(Updated: )
A flaw exists in the Ingress/Egress checks routine of FactoryTalk Linx Version 6.11 and prior. This vulnerability could allow a remote, unauthenticated attacker to specifically craft a malicious packet resulting in a denial-of-service condition on the device.
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 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the vulnerability ID for this flaw?
The vulnerability ID for this flaw is CVE-2020-27253.
What is the severity rating of CVE-2020-27253?
CVE-2020-27253 has a severity rating of 7.5 (high).
What software versions are affected by CVE-2020-27253?
FactoryTalk Linx version 6.11 and prior are affected by CVE-2020-27253.
How can a remote attacker exploit this vulnerability?
A remote, unauthenticated attacker can exploit this vulnerability by crafting a malicious packet.
What can this vulnerability lead to?
CVE-2020-27253 can result in a denial-of-service condition on the affected device.
- collector/nvd-index
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/author
- agent/weakness
- agent/description
- agent/first-publish-date
- agent/severity
- agent/references
- agent/softwarecombine
- agent/tags
- agent/event
- collector/ics-cert-advisory
- source/ICS
- agent/software-canonical-lookup
- vendor/rockwellautomation
- canonical/rockwellautomation factorytalk linx
- version/rockwellautomation factorytalk linx/6.11
- vendor/rockwell automation
- canonical/rockwell automation factorytalk linx: version 6.11 and prior