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CVE-2024-34235: Open5GS MME versions <= 2.6.4 contains an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An...

Description

Open5GS MME versions <= 2.6.4 contains an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an `Initial UE Message` missing a required `NAS_PDU` field to repeatedly crash the MME, resulting in denial of service.

Classification

CVE ID: CVE-2024-34235

Affected Products

Vendor: n/a

Product: n/a

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 11.71% (scored less or equal to compared to others)

EPSS Date: 2025-02-20 (when was this score calculated)

References

https://cellularsecurity.org/ransacked

Timeline