CVE-2023-37004

Published Jan 22, 2025

Last updated 24 days ago

Overview

Description
Open5GS MME versions <= 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an `Initial Context Setup Response` message missing a required `MME_UE_S1AP_ID` field to repeatedly crash the MME, resulting in denial of service.
Source
cve@mitre.org
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Secondary
Base score
5.3
Impact score
3.4
Exploitability score
1.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Severity
MEDIUM

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-617

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.