CVE-2023-37023
Last modified
CVE-2023-37023 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. 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.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Open5gs | Open5gs | <= 2.6.4 |
References
- https://cellularsecurity.org/ransackedExploit, Technical Description, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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