Linux Foundation Magma up to 1.8.0 Mobile Management Entity MME_UE_S1AP_ID null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Foundation Magma up to 1.8.0 and classified as problematic. This issue affects some unknown processing of the component Mobile Management Entity. Executing a manipulation of the argument MME_UE_S1AP_ID can lead to null pointer dereference. This vulnerability is tracked as CVE-2023-37026. The attack is only possible within the local network. No exploit exists. It is suggested to upgrade the affected component.

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 code of the component Mobile Management Entity. The manipulation of the argument MME_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 `E-RAB Release Response` packet missing an expected `MME_UE_S1AP_ID` field.

The advisory is shared for download at cellularsecurity.org. This vulnerability was named CVE-2023-37026 since 06/28/2023. The exploitation appears to be easy. The attack needs to be initiated within the local network. 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.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

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

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 🔍
01/22/2025 +0 days 🔍

Sourcesinfo

Vendor: linuxfoundation.org

Advisory: cellularsecurity.org
Status: Confirmed

CVE: CVE-2023-37026 (🔍)
GCVE (CVE): GCVE-0-2023-37026
GCVE (VulDB): GCVE-100-292912

Entryinfo

Created: 01/22/2025 07:35
Changes: 01/22/2025 07:35 (57)
Complete: 🔍
Cache ID: 216::103

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