CVE-2023-37019: High severity open5gs vulnerability

Published Jan 22, 2025
·
Updated

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.

Affected Software

2 affected components
open5gs MME<=2.6.4
open5gs open5gs<=2.6.4

Event History

Jan 22, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2023-37019?

CVE-2023-37019 has been classified as a denial of service vulnerability, allowing remote attackers to crash the MME.

2

How do I fix CVE-2023-37019?

To mitigate CVE-2023-37019, upgrade Open5GS MME to version 2.6.5 or later, which addresses the vulnerability.

3

What product is affected by CVE-2023-37019?

CVE-2023-37019 affects Open5GS MME versions up to and including 2.6.4.

4

What type of attack does CVE-2023-37019 allow?

CVE-2023-37019 allows an attacker to execute a denial of service attack by sending a malformed ASN.1 packet.

5

Which interface is exploited in CVE-2023-37019?

CVE-2023-37019 exploits the S1AP interface by sending an S1Setup Request message with missing fields.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203