Is CVE-2024-34476 in the CISA KEV catalog?

No. CVE-2024-34476 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-34476?

CVE-2024-34476 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2024-34476?

CVE-2024-34476 has an EPSS score of 0.51% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-34476?

Upgrade open5gs to 2.7.1 or later.

CVE & CISA-KEV Catalog

CVE-2024-34476

MEDIUM

5.3

CVSS v3

NVD

Description

Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.

CWE-805

How to fix

Remediation Available

open5gsNVD

Affected:< 2.7.1Fixed in:2.7.1CVE-2024-34476derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.51%probability of exploitation in 30 days

40thpercentile

Low risk: more likely to be exploited than 40% of all known CVEs.

References

Vendor Advisory2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-04-22.