CVE-2020-27253: Input Validation

Published 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.

Affected Software

2 affected components
rockwellautomation Factorytalk Linx<=6.11
Rockwell Automation FactoryTalk Linx: Version 6.11 and prior

Event History

Nov 26, 2020
CVE Published
via MITRE·01:36 AM
Data Sourced
via MITRE·01:36 AM
DescriptionWeakness
Aug 4, 2024
Data Sourced
via ICS·04:18 PM
SeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID for this flaw?

The vulnerability ID for this flaw is CVE-2020-27253.

2

What is the severity rating of CVE-2020-27253?

CVE-2020-27253 has a severity rating of 7.5 (high).

3

What software versions are affected by CVE-2020-27253?

FactoryTalk Linx version 6.11 and prior are affected by CVE-2020-27253.

4

How can a remote attacker exploit this vulnerability?

A remote, unauthenticated attacker can exploit this vulnerability by crafting a malicious packet.

5

What can this vulnerability lead to?

CVE-2020-27253 can result in a denial-of-service condition on the affected device.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203