Description
Open5GS MME versions <= 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a `Handover Notification` message missing a required `MME_UE_S1AP_ID` field to repeatedly crash the MME, resulting in denial of service.
Published: 2025-01-22
Score: 6.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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References
History

Tue, 22 Apr 2025 17:30:00 +0000

Type Values Removed Values Added
First Time appeared Open5gs
Open5gs open5gs
CPEs cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*
Vendors & Products Open5gs
Open5gs open5gs

Mon, 27 Jan 2025 22:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-617
Metrics cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 22 Jan 2025 14:45:00 +0000

Type Values Removed Values Added
Description Open5GS MME versions <= 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a `Handover Notification` message missing a required `MME_UE_S1AP_ID` field to repeatedly crash the MME, resulting in denial of service.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-01-27T21:43:27.824Z

Reserved: 2023-06-28T00:00:00.000Z

Link: CVE-2023-37009

cve-icon Vulnrichment

Updated: 2025-01-27T21:43:14.793Z

cve-icon NVD

Status : Analyzed

Published: 2025-01-22T15:15:10.473

Modified: 2025-04-22T17:14:04.423

Link: CVE-2023-37009

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses