CVE-2023-37023

HIGH

Open5gs < 2.6.4 - Reachable Assertion

Title source: rule
STIX 2.1

Description

Open5GS MME versions <= 2.6.4 contain a reachable assertion in the `Uplink NAS Transport` packet handler. A packet missing its `MME_UE_S1AP_ID` field causes Open5gs to crash; an attacker may repeatedly send such packets to cause denial of service.

Scores

CVSS v3 8.6
EPSS 0.0031
EPSS Percentile 53.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-617
Status published
Products (1)
open5gs/open5gs < 2.6.4
Published Jan 22, 2025
Tracked Since Feb 18, 2026