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CVE-2023-37020

nvd nist
Published: Jan 22, 2025Modified: Apr 22, 2025

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8.6
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 4.0
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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 a `UE Context Release Complete` message missing a required `MME_UE_S1AP_ID` field to repeatedly crash the MME, resulting in denial of service.

Affected (1)

Products: Open5gs: Open5gs
Open5gs
1 product
Open5gs
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Open5gs
Up to 2.6.4

Related CWEs

CWE-617
Reachable Assertion
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

References (1)

Source: cve@mitre.org
ExploitTechnical DescriptionThird Party Advisory

Timeline

No history available yet.