Vulnerability Intelligence Report
Rockwell Automation ControlLogix and GaurdLogix Vulnerable to Major Nonrecoverable Fault Due to Invalid Header Value
CVE-2024-3493
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.
No Active Exploit Signals
CVSS Base Score
8.6
HIGH
Exploitability:3.9
Impact Score:4.0
EPSS Probability:0.64%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-20 ↗CWE-20 Improper Input Validation
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Rockwell Automation | ControlLogix 5580 | v35.011 (affected) |
| Rockwell Automation | GuardLogix 5580 | v35.011 (affected) |
| Rockwell Automation | CompactLogix 5380 | v5.001 (affected) |
| Rockwell Automation | 1756-EN4TR | v5.001 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.637%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Rockwell Automation · Vendor · USA |
| Reserved | 2024-04-08T21:46:38 |
| Published | 2024-04-15T21:17:36 |
| Patch Date | 2024-04-12 |
| Last Updated | 2024-08-12T15:16:08 |
Community Chatter & Buzz