VDB-292894 · CVE-2023-37036 · GCVE-0-2023-37036

Linux Foundation Magma up to 1.8.0 Mobile Management Entity ENB_UE_S1AP_ID null pointer dereference

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5.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Linux Foundation Magma up to 1.8.0. This affects an unknown function of the component Mobile Management Entity. Executing a manipulation of the argument ENB_UE_S1AP_ID can lead to null pointer dereference. The identification of this vulnerability is CVE-2023-37036. The attack needs to be done within the local network. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Foundation Magma up to 1.8.0. It has been declared as problematic. This vulnerability affects an unknown function of the component Mobile Management Entity. The manipulation of the argument ENB_UE_S1AP_ID with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

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 `Uplink NAS Transport` packet missing an expected `ENB_UE_S1AP_ID` field.

The advisory is available at cellularsecurity.org. This vulnerability was named CVE-2023-37036 since 06/28/2023. The exploitation appears to be easy. The attack needs to approached within the local network. Technical details are known, but there is no available exploit.

Upgrading to version 1.9 eliminates this vulnerability. Applying the patch 08472ba98b8321f802e95f5622fa90fec2dea486 is able to eliminate this problem. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Linux Foundation

Name

Magma

Version

License

open-source

Website

Vendor: https://www.linuxfoundation.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (MITRE): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Magma 1.9
Patch: 08472ba98b8321f802e95f5622fa90fec2dea486

Timelineinfo

06/28/2023 🔍
01/22/2025 +574 days 🔍
01/22/2025 +0 days 🔍
01/27/2025 +5 days 🔍

Sourcesinfo

Vendor: linuxfoundation.org

Advisory: cellularsecurity.org
Status: Confirmed

CVE: CVE-2023-37036 (🔍)
GCVE (CVE): GCVE-0-2023-37036
GCVE (VulDB): GCVE-100-292894

Entryinfo

Created: 01/22/2025 07:20
Updated: 01/27/2025 15:50
Changes: 01/22/2025 07:20 (57), 01/23/2025 16:21 (12), 01/27/2025 15:50 (11)
Complete: 🔍
Cache ID: 216::103