How severe is CVE-2024-40516?

CVE-2024-40516 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-40516 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-40516?

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-2024-40516 have an EU (EUVD) identifier?

Yes. CVE-2024-40516 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38496.

When was CVE-2024-40516 published?

CVE-2024-40516 was published on 2024-07-16 and last updated on 2026-06-17.

CVE-2024-40516

CVE-2024-40516 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-940.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38496
Weakness: CWE-940
Published: 2024-07-16
Last modified: 2026-06-17

Description

An issue in H3C Technologies Co., Limited H3C Magic RC3000 RC3000V100R009 allows a remote attacker to execute arbitrary code via the Routing functionality.

Frequently asked questions

What is CVE-2024-40516?: An issue in H3C Technologies Co., Limited H3C Magic RC3000 RC3000V100R009 allows a remote attacker to execute arbitrary code via the Routing functionality.
How severe is CVE-2024-40516?: CVE-2024-40516 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-40516 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-40516?: 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-2024-40516 have an EU (EUVD) identifier?: Yes. CVE-2024-40516 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38496.
When was CVE-2024-40516 published?: CVE-2024-40516 was published on 2024-07-16 and last updated on 2026-06-17.

References

https://gist.github.com/as-lky/2acc62c6283c7a1fe3af046b05091d15

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