CVE-2024-6207: CVE 2021-22681 https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.PN1550.html

Q: How do I fix CVE-2024-6207?

controllogix 5580 firmware: upgrade to 33.017, 34.014, 35.013; controllogix 5580 process firmware: upgrade to 33.017, 34.014, 35.013; guardlogix 5580 firmware: upgrade to 33.017, 34.014, 35.013. Exact commands for each OS are on this page.

Q: Is CVE-2024-6207 being exploited?

CVE-2024-6207 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-6207 affect?

CVE-2024-6207 affects controllogix 5580 firmware, controllogix 5580 process firmware, guardlogix 5580 firmware. Severity is high (CVSS 7.5). CVE 2021-22681 https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.PN1550.html and send a specially crafted CIP message to the device. If exploited, a threat actor could help prevent access to the legitimate

Q: How urgent is CVE-2024-6207?

Priority 43/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADEUPGRADEUPGRADE

CVE-2024-6207 is a high-severity flaw (CVSS 7.5) affecting controllogix 5580 firmware, controllogix 5580 process firmware, guardlogix 5580 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CVE 2021-22681 https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.PN1550.html and send a specially crafted CIP message to the device. If exploited, a threat actor could help prevent access to the legitimate user and end connections to connected devices including the workstation. To recover the controllers, a download is required which ends any process that the controller is running.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-20
Published	2024-10-14
Last modified	2026-06-17

Publisher (CNA): Rockwell Automation · Vendor: rockwellautomation

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-10-14 21:15 UTCPublished CVE record published
2026-06-17 08:17 UTCUpdated Record last modified

rockwellautomation controllogix 5580 firmware UPGRADE

Affected: >= 28.011 and < 33.017 · >= 34.011 and < 34.014 · >= 35.011 and < 35.013

Fixed in: 33.017, 34.014, 35.013

Safe to downgrade to: a release before 28.011

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

rockwellautomation controllogix 5580 process firmware UPGRADE

Affected: >= 33.011 and < 33.017 · >= 34.011 and < 34.014 · >= 35.011 and < 35.013

Fixed in: 33.017, 34.014, 35.013

Safe to downgrade to: a release before 33.011

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

rockwellautomation guardlogix 5580 firmware UPGRADE

Affected: >= 31.011 and < 33.017 · >= 34.011 and < 34.014 · >= 35.011 and < 35.013

Fixed in: 33.017, 34.014, 35.013

Safe to downgrade to: a release before 31.011

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

rockwellautomation compactlogix 5380 firmware UPGRADE

Affected: >= 28.011 and < 33.017 · >= 34.011 and < 34.014 · >= 35.011 and < 35.013

Fixed in: 33.017, 34.014, 35.013

Safe to downgrade to: a release before 28.011

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

rockwellautomation compact guardlogix 5380 sil 2 firmware UPGRADE

Affected: >= 31.011 and < 33.017 · >= 34.011 and < 34.014 · >= 35.011 and < 35.013

Fixed in: 33.017, 34.014, 35.013

Safe to downgrade to: a release before 31.011

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

rockwellautomation compact guardlogix 5380 sil 3 firmware UPGRADE

Affected: >= 32.013 and < 33.017 · >= 34.011 and < 34.014 · >= 35.011 and < 35.013

Fixed in: 33.017, 34.014, 35.013

Safe to downgrade to: a release before 32.013

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-6207?

controllogix 5580 firmware: upgrade to 33.017, 34.014, 35.013; controllogix 5580 process firmware: upgrade to 33.017, 34.014, 35.013; guardlogix 5580 firmware: upgrade to 33.017, 34.014, 35.013. Exact commands for each OS are on this page.

Is CVE-2024-6207 being exploited?

CVE-2024-6207 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-6207 affect?

CVE-2024-6207 affects controllogix 5580 firmware, controllogix 5580 process firmware, guardlogix 5580 firmware. Severity is high (CVSS 7.5). CVE 2021-22681 https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.PN1550.html and send a specially crafted CIP message to the device. If exploited, a threat actor could help prevent access to the legitimate

How urgent is CVE-2024-6207?

Priority 43/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-9166 HIGH 7.5 MITIGATE A denial-of-service security issue exists in the affected product and version
CVE-2024-8626 HIGH 7.5 UPGRADE UPGRADE Due to a memory leak, a denial-of-service vulnerability exists in the Rockwell Automation affected products
CVE-2024-7515 HIGH 7.5 UPGRADE UPGRADE CVE-2024-7515 IMPACT A denial-of-service vulnerability exists in the affected products
CVE-2024-7507 MEDIUM 6.5 UPGRADE UPGRADE CVE-2024-7507 IMPACT A denial-of-service vulnerability exists in the affected products
CVE-2024-5659 MEDIUM 6.5 MITIGATE MITIGATE Rockwell Automation was made aware of a vulnerability that causes all affected controllers on the same network

References

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