CVE-2023-37039

6.5 mediumEPSS 0.2%

Medium (6.5). EPSS 0.2% chance of exploitation in the next 30 days.

A Null pointer dereference vulnerability in the Mobile Management Entity (MME) in Magma <= 1.8.0 (fixed in v1.9 commit 08472ba98b8321f802e95f5622fa90fec2dea486) allow network-adjacent attackers to crash the MME via an S1AP `Initial UE Message` packet missing an expected `RRC Establishment Clause` field.

Severity

CVSS 3.1

6.5 medium

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 16% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2025-01-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://cellularsecurity.org/ransacked

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