CVE-2023-37039: Null Pointer Dereference
First published: Tue 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) allow network-adjacent attackers to crash the MME via an S1AP `Initial UE Message` packet missing an expected `RRC Establishment Clause` field.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Magma | <=1.8.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-37039?
CVE-2023-37039 has been classified with high severity due to its potential to cause system crashes.
How do I fix CVE-2023-37039?
To fix CVE-2023-37039, upgrade the Magma Mobile Management Entity to version 1.9 or later.
Who is affected by CVE-2023-37039?
CVE-2023-37039 affects users of Magma Mobile Management Entity version 1.8.0 and earlier.
What type of attack does CVE-2023-37039 prevent?
CVE-2023-37039 allows network-adjacent attackers to crash the MME by sending a specially crafted S1AP Initial UE Message.
Is there a workaround for CVE-2023-37039?
There is no documented workaround for CVE-2023-37039 other than upgrading to a fixed version.
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