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CVE-2024-3493

Rockwell Automation ControlLogix and GaurdLogix Vulnerable to Major Nonrecoverable Fault Due to Invalid Header Value

Published: Apr 15, 2024Updated: Mar 4, 2025 Sources: CVE List NVD BDU csafCWE-20
NVD MITRE
8.6CVSSHIGH
EPSS Score
0.6%
Top 54.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Automation's ControlLogix 5580, Guard Logix 5580, CompactLogix 5380, and 1756-EN4TR. If exploited, the affected product will become unavailable and require a manual restart to recover it. Additionally, an MNRF could result in a loss of view and/or control of connected devices.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-20NVD-CWE-noinfo

Affected Products

controllogix 5580 firmwarerockwellautomationICS / OT / IoT
guardlogix 5580 firmwarerockwellautomationICS / OT / IoT
compactlogix 5380 firmwarerockwellautomationICS / OT / IoT
compact guardlogix 5380 firmwarerockwellautomationICS / OT / IoT
1756-en4tr firmwarerockwellautomationICS / OT / IoT
rockwellautomationcommercialUSICS / OT / IoTaka rockwell automation
and 13 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://www.rockwellautomation.com/en-us/support/advisory.SD1666.html
rockwellautomation.com
https://www.cisa.gov/news-events/ics-advisories/icsa-24-107-03
cisa.gov
https://safe-surf.ru/upload/VULN-new/VULN.2024-04-19.1.pdf
safe-surf.ru
and 14 more references View all →

Timeline

Published
Apr 15, 2024
Last Updated
Mar 4, 2025

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