How severe is CVE-2024-5800?

CVE-2024-5800 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 high, integrity none, and availability none.

Is CVE-2024-5800 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-5800?

CVE-2024-5800 affects Br-automation Automation Runtime. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-5800?

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-2024-5800 have an EU (EUVD) identifier?

Yes. CVE-2024-5800 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-46948.

When was CVE-2024-5800 published?

CVE-2024-5800 was published on 2024-08-12 and last updated on 2026-06-17.

CVE-2024-5800

CVE-2024-5800 is a high-severity vulnerability in Br-automation Automation Runtime 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-326.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.3
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-46948
Weakness: CWE-326
Affected product: Br-automation Automation Runtime
Published: 2024-08-12
Last modified: 2026-06-17

Description

Diffie-Hellman groups with insufficient strength are used in the SSL/TLS stack of B&R Automation Runtime versions before 6.0.2, allowing a network attacker to decrypt the SSL/TLS communication.

Frequently asked questions

What is CVE-2024-5800?: Diffie-Hellman groups with insufficient strength are used in the SSL/TLS stack of B&R Automation Runtime versions before 6.0.2, allowing a network attacker to decrypt the SSL/TLS communication.
How severe is CVE-2024-5800?: CVE-2024-5800 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 high, integrity none, and availability none.
Is CVE-2024-5800 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-5800?: CVE-2024-5800 affects Br-automation Automation Runtime. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-5800?: 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-2024-5800 have an EU (EUVD) identifier?: Yes. CVE-2024-5800 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-46948.
When was CVE-2024-5800 published?: CVE-2024-5800 was published on 2024-08-12 and last updated on 2026-06-17.

References

https://www.br-automation.com/fileadmin/SA24P011-d8aaf02f.pdf

Affected products (1)

cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*

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