How severe is CVE-2024-53426?

CVE-2024-53426 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-53426 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-53426?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-53426 have an EU (EUVD) identifier?

Yes. CVE-2024-53426 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51964.

When was CVE-2024-53426 published?

CVE-2024-53426 was published on 2024-11-21 and last updated on 2026-06-17.

CVE-2024-53426

CVE-2024-53426 is a medium-severity vulnerability with a CVSS 3.x base score of 6.2. 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-51964
Weakness: CWE-120
Published: 2024-11-21
Last modified: 2026-06-17

Description

A heap-buffer-overflow vulnerability has been identified in ntopng 6.2 in the Flow::dissectMDNS function.

Frequently asked questions

What is CVE-2024-53426?: A heap-buffer-overflow vulnerability has been identified in ntopng 6.2 in the Flow::dissectMDNS function.
How severe is CVE-2024-53426?: CVE-2024-53426 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-53426 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-53426?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-53426 have an EU (EUVD) identifier?: Yes. CVE-2024-53426 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51964.
When was CVE-2024-53426 published?: CVE-2024-53426 was published on 2024-11-21 and last updated on 2026-06-17.

References

https://github.com/ntop/ntopng/issues/8793

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