CVE-2024-3493
Rockwell Automation ControlLogix and GaurdLogix Vulnerable to Major Nonrecoverable Fault Due to Invalid Header Value
02 Description
Rockwell Automation ControlLogix and GaurdLogix Vulnerable to Major Nonrecoverable Fault Due to Invalid Header Value
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.63% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 50.4% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2024-04-15 21:17Z2 YR AGO
- Last updated
- 2024-08-12 15:16Z2 YR AGO
- Reserved
- 2024-04-08
- Assigning CNA
- Rockwell
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.6)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- d3a847b4cb1cb58e6a6581d8f0147b65192ac1d91062191bcf799f3783e65bed
05 Affected products
06 References
- www.rockwellautomation.comhttps://www.rockwellautomation.com/en-us/support/advisory.SD1666.html
07 Remediation
Affected Product First Known in Firmware Revision Corrected in Firmware Revision ControlLogix® 5580 V35.011 V35.013, V36.011 GuardLogix 5580 V35.011 V35.013, V36.011 CompactLogix 5380 V35.011 V35.013, V36.011 1756-EN4TR V5.001 V6.001 Users using the affected software and who are not able to upgrade to one of the corrected versions are encouraged to apply security best practices, where possible. * Security Best Practices https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight