Skip to content
Fencer Vulns
high 7.5

CVE-2024-40619 json

Rockwell Automation GuardLogix/ControlLogix 5580 Controller denial-of-service Vulnerability via Malformed Packet Handling

published 2024-08-14 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-38545

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

CVE-2024-40619 IMPACT

A denial-of-service vulnerability exists in the affected products. The vulnerability occurs when a malformed CIP packet is sent over the network to the device and results in a major nonrecoverable fault causing a denial-of-service.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-24-226-03 updated cvss 7.5

Rockwell Automation GuardLogix/ControlLogix 5580 Controller

  • Rockwell Automation ControlLogix 5580 >=v34.011 Rockwell Automation GuardLogix 5580 >=v34.011
    affected: fixed in v34.014, mitigation “Rockwell Automation has released product updates addressing this vulnerability:” rockwellautomation.custhelp.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CNA 4.0 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Rockwell Automation ControlLogix® 5580
  • Rockwell Automation GuardLogix 5580
  • rockwellautomation controllogix_5580_firmware
  • rockwellautomation guardlogix_5580_firmware

Classification

Weakness
  • CWE-754 Improper Check for Unusual or Exceptional Conditions

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.