CVE-2023-37033: Null Pointer Dereference

Published Jan 21, 2025
·
Updated

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 EUTRANCGI field.

Affected Software

2 affected components
Magma Mobile Management Entity<=1.8.0
linuxfoundation Magma<=1.8.0

Event History

Jan 21, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2023-37033?

CVE-2023-37033 is classified as a critical severity vulnerability due to its potential to crash the Mobile Management Entity.

2

How do I fix CVE-2023-37033?

To fix CVE-2023-37033, upgrade the Magma Mobile Management Entity to version 1.9 or later.

3

Who is affected by CVE-2023-37033?

CVE-2023-37033 affects users of Magma Mobile Management Entity versions 1.8.0 and earlier.

4

What type of attack does CVE-2023-37033 exploit?

CVE-2023-37033 can be exploited by network-adjacent attackers using a malformed S1AP Initial UE Message packet.

5

What component is vulnerable in CVE-2023-37033?

CVE-2023-37033 specifically targets the Mobile Management Entity (MME) component of the Magma software.

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