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

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Linux Foundation Magma up to 1.8.0. The affected element is an unknown function of the component Mobile Management Entity. Such manipulation of the argument TAI leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2023-37034. The attack can only be initiated within the local network. No exploit exists. Upgrading the affected component is recommended. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Detailsinfo

A vulnerability was found in Linux Foundation Magma up to 1.8.0 and classified as problematic. Affected by this issue is an unknown code block of the component Mobile Management Entity. The manipulation of the argument TAI with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to 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. Impacted is 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 `Initial UE Message` packet missing an expected `TAI` field.

The advisory is shared for download at cellularsecurity.org. This vulnerability is handled as CVE-2023-37034 since 06/28/2023. The exploitation is known to be easy. Access to the local network is required for this attack. There are known technical details, but no exploit is available.

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.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

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Version

License

Website

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-2023-37034 (🔍)
GCVE (CVE): GCVE-0-2023-37034
GCVE (VulDB): GCVE-100-292892

Entryinfo

Created: 01/22/2025 07:11 AM
Updated: 01/27/2025 03:50 PM
Changes: 01/22/2025 07:11 AM (57), 01/23/2025 04:21 PM (12), 01/27/2025 03:50 PM (11)
Complete: 🔍
Cache ID: 244:E91:40

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