Resource exhaustion in Open5gs
CVE-2025-52322
An issue in Open5GS v2.7.2 and before allows a remote attacker to cause a denial of service via a crafted Create Session Request message to the SMF (PGW-C), using the IP address of a legitimate UE in the PDN Address Allocation (PAA) field
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/open5gs/open5gs/discussions/3919 (Exploit, Issue Tracking)
- github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-52322 (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-52322?
- CVE-2025-52322 is a high-severity vulnerability in Open5gs, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2025-09-09.
- How severe is CVE-2025-52322?
- High severity. CVSS v3 base score is 7.5 out of 10.