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TI-2023-18764 Aliases CVE-2023-37030GHSA-wc5c-cp88-2x6q

A Null pointer dereference vulnerability in the Mobile Management Entity (MME) in Magma…

Priority LOW 29CWE-476Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-476.

Summary

A Null pointer dereference vulnerability in the Mobile Management Entity (MME) in Magma <= 1.8.0 (fixed in v1.9 commit 08472ba98b8321f802e95f5622fa90fec2dea486) allows network-adjacent attackers to crash the MME via an S1AP `Initial UE Message` packet missing an expected `eNB_UE_S1AP_ID` field.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00397 34th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:linuxfoundation:magma:*:*:*:*:*:*:*:*up to 1.8.0Vulnerablebackstage
  • cpe:2.3:a:linuxfoundation:magma:*:*:*:*:*:*:*:* Versions up to 1.8.0 Vulnerable ·backstage

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-37030
  2. 2026-10-03 Alias added: GHSA-wc5c-cp88-2x6q

References

Exploit 1

  • TI-2023-18760 A Null pointer dereference vulnerability in the Mobile Management Entity (MME) in Magma… CVSS 3.1MEDIUM 6.5
  • TI-2023-18759 A Null pointer dereference vulnerability in the Mobile Management Entity (MME) in Magma… CVSS 3.1MEDIUM 6.5
  • TI-2024-16116 A type confusion in the nas_message_decode function of Magma <= 1.8.0 (fixed in v1.9… CVSS 3.1CRITICAL 9.8
  • TI-2024-16118 The Linux Foundation Magma <= 1.8.0 (fixed in v1.9 commit… CVSS 3.1HIGH 7.5
  • TI-2024-16117 The Linux Foundation Magma <= 1.8.0 (fixed in v1.9 commit… CVSS 3.1HIGH 7.5
  • TI-2024-16115 A reachable assertion in the decode_linked_ti_ie function of Magma <= 1.8.0 (fixed in… CVSS 3.1HIGH 7.5
See all 21 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences