How severe is CVE-2024-6077?

CVE-2024-6077 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-6077 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-6077?

CVE-2024-6077 primarily affects Rockwellautomation Compactlogix 5380 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-6077?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-6077 have an EU (EUVD) identifier?

Yes. CVE-2024-6077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-47235.

When was CVE-2024-6077 published?

CVE-2024-6077 was published on 2024-09-12 and last updated on 2026-06-17.

CVE-2024-6077

CVE-2024-6077 is a high-severity vulnerability in Rockwellautomation Compactlogix 5380 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-47235
Weakness: CWE-20
Affected product: Rockwellautomation Compactlogix 5380 Firmware
Published: 2024-09-12
Last modified: 2026-06-17

Description

A denial-of-service vulnerability exists in the Rockwell Automation affected products when specially crafted packets are sent to the CIP Security Object. If exploited the device will become unavailable and require a factory reset to recover.

Frequently asked questions

What is CVE-2024-6077?: A denial-of-service vulnerability exists in the Rockwell Automation affected products when specially crafted packets are sent to the CIP Security Object. If exploited the device will become unavailable and require a factory reset to recover.
How severe is CVE-2024-6077?: CVE-2024-6077 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-6077 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-6077?: CVE-2024-6077 primarily affects Rockwellautomation Compactlogix 5380 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-6077?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-6077 have an EU (EUVD) identifier?: Yes. CVE-2024-6077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-47235.
When was CVE-2024-6077 published?: CVE-2024-6077 was published on 2024-09-12 and last updated on 2026-06-17.

References

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1963.html

Affected products (7)

cpe:2.3:o:rockwellautomation:compactlogix_5380_firmware:32.011:*:*:*:*:*:*:*
cpe:2.3:o:rockwellautomation:compact_guardlogix_5380_sil_2_firmware:32.013:*:*:*:*:*:*:*
cpe:2.3:o:rockwellautomation:compact_guardlogix_5380_sil_3_firmware:32.011:*:*:*:*:*:*:*
cpe:2.3:o:rockwellautomation:compactlogix_5480_firmware:32.011:*:*:*:*:*:*:*
cpe:2.3:o:rockwellautomation:controllogix_5580_firmware:33.011:*:*:*:*:*:*:*
cpe:2.3:o:rockwellautomation:guardlogix_5580_firmware:32.011:*:*:*:*:*:*:*
cpe:2.3:o:rockwellautomation:1756-en4_firmware:2.001:*:*:*:*:*:*:*

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