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CVE-2023-37015

Date: January 21, 2025

Open5GS MME versions <= 2.6.4 contains an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a "Path Switch Request" message missing a required "MME_UE_S1AP_ID" field to repeatedly crash the MME, resulting in denial of service.

Severity Score

Related Resources (3)

https://cellularsecurity.org/ransacked
https://nvd.nist.gov/vuln/detail/CVE-2023-37015
https://www.mend.io/vulnerability-database/CVE-2023-37015

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

Reachable Assertion

CWE-617

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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