CVE-2023-37019

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 `S1Setup Request` message missing a required `Supported TAs` field to repeatedly crash the MME, resulting in denial of service.

CVSS v3.1

8.6 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

EPSS

0.78% chance of exploitation in the next 30 days, 53th percentile

Published

2025-01-22

Updated

2025-02-06

Proof-of-concept exploits (1)

• https://cellularsecurity.org/ransacked

References

• CVE Record
• NVD entry

Related

• CVE-2023-37018
• CVE-2023-37020
• CVE-2023-37017
• CVE-2023-37021
• CVE-2023-37016
• CVE-2023-37022