CVE-2023-37028: Null Pointer Dereference
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 E-RAB Modification Indication packet missing an expected eNBUES1APID field.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-37028?
CVE-2023-37028 has been rated as a critical severity vulnerability due to its potential to crash the Mobile Management Entity.
How do I fix CVE-2023-37028?
To fix CVE-2023-37028, upgrade the Mobile Management Entity to version 1.9 or later, as the vulnerability is addressed in that release.
What causes the vulnerability CVE-2023-37028?
CVE-2023-37028 is caused by a null pointer dereference that occurs when an S1AP `E-RAB Modification Indication` packet is missing an expected `eNB_UE_S1AP_ID`.
Who is affected by CVE-2023-37028?
CVE-2023-37028 affects users of the Magma Mobile Management Entity versions up to and including 1.8.0.
Can CVE-2023-37028 be exploited remotely?
Yes, attackers on the same network can exploit CVE-2023-37028, allowing them to crash the Mobile Management Entity.