CVE-2023-37015 Details
Description
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.
A denial-of-service vulnerability has been identified in Open5GS MME versions through 2.6.4. The issue arises from an assertion that can be remotely triggered by sending a malformed ASN.1 packet over the S1AP interface. Specifically, an attacker can send a 'Path Switch Request' message that omits the required 'MME_UE_S1AP_ID' field, causing the MME to crash repeatedly.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jan 22, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://cellularsecurity.org/ransacked | [email protected] | ExploitTechnical DescriptionThird Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-617 | Reachable Assertion | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| open5gs open5gs | <= 2.6.4 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 22, 2025 | Initial Analysis | [email protected] |
| Feb 6, 2025 | CVE Modified | CISA-ADP |
| Jan 22, 2025 | New CVE Received | [email protected] |