Open5GS MME versions <= 2.6.4 contains an assertion that can be remotely triggered via a sufficiently large ASN.1 packet over the S1AP interface. An attacker may repeatedly send such an oversized packet to cause the `ogs_sctp_recvmsg` routine to reach an unexpected network state and crash, leading to denial of service.
References
History

Tue, 22 Apr 2025 17:45:00 +0000

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

Thu, 23 Jan 2025 22:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-617
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/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 15:00:00 +0000

Type Values Removed Values Added
Description Open5GS MME versions <= 2.6.4 contains an assertion that can be remotely triggered via a sufficiently large ASN.1 packet over the S1AP interface. An attacker may repeatedly send such an oversized packet to cause the `ogs_sctp_recvmsg` routine to reach an unexpected network state and crash, leading to denial of service.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2025-01-22T00:00:00.000Z

Updated: 2025-01-23T21:32:04.376Z

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

Link: CVE-2023-37013

cve-icon Vulnrichment

Updated: 2025-01-23T21:31:58.859Z

cve-icon NVD

Status : Analyzed

Published: 2025-01-22T15:15:10.883

Modified: 2025-04-22T17:15:29.427

Link: CVE-2023-37013

cve-icon Redhat

No data.