CVE-2024-34476
MEDIUMCVSS 5.3/10EPSS 0.51%
Last modified
CVE-2024-34476 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.
Description
Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Open5gs | Open5gs | < 2.7.1 |
References
- https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1Release Notes, Vendor Advisory
- https://github.com/open5gs/open5gs/pull/3122Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1Release Notes, Vendor Advisory
- https://github.com/open5gs/open5gs/pull/3122Issue Tracking, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2024-34476?
Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.
How severe is CVE-2024-34476?
CVE-2024-34476 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.
How do I fix CVE-2024-34476?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2024-34476?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST