CVE-2023-37002

MEDIUM EPSS 17.4%
Published Jan 22, 20251y ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Jan 22, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

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 `E-RAB Modification Indication` message missing a required `MME_UE_S1AP_ID` field to repeatedly crash the MME, resulting in denial of service.

CVSS Details

Base Score
5.3
Exploitability
1.8
Impact
3.4
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Low
Availability Low

Threat Intelligence

EPSS Exploit Probability
17.4% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-617

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* ≤2.6.4

References 1

  • cellularsecurity.org https://cellularsecurity.org/ransacked
    ExploitTechnical DescriptionThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.