How severe is CVE-2024-55628?

CVE-2024-55628 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-2024-55628 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-55628?

CVE-2024-55628 affects Oisf Suricata. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-55628?

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-2024-55628 have an EU (EUVD) identifier?

Yes. CVE-2024-55628 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52826.

When was CVE-2024-55628 published?

CVE-2024-55628 was published on 2025-01-06 and last updated on 2026-06-17.

CVE-2024-55628

CVE-2024-55628 is a high-severity vulnerability in Oisf Suricata 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-405.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52826
Weakness: CWE-405
Affected product: Oisf Suricata
Published: 2025-01-06
Last modified: 2026-06-17

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to version 7.0.8, DNS resource name compression can lead to small DNS messages containing very large hostnames which can be costly to decode, and lead to very large DNS log records. While there are limits in place, they were too generous. The issue has been addressed in Suricata 7.0.8.

Frequently asked questions

What is CVE-2024-55628?: Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to version 7.0.8, DNS resource name compression can lead to small DNS messages containing very large hostnames which can be costly to decode, and lead to very large DNS log records. While there are limits in place, they were too generous. The issue has been addressed in Suricata 7.0.8.
How severe is CVE-2024-55628?: CVE-2024-55628 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-2024-55628 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-55628?: CVE-2024-55628 affects Oisf Suricata. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-55628?: 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-2024-55628 have an EU (EUVD) identifier?: Yes. CVE-2024-55628 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52826.
When was CVE-2024-55628 published?: CVE-2024-55628 was published on 2025-01-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*

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