Vulnerability · Published Aug 10, 2025 · Assigned by VulDB
CVE-2025-8802Open5GS SMF smf-sm.c smf_state_operational denial of service
Medium 5.3
In plain English
A medium-severity security flaw in Open5GS. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Official description
A vulnerability was determined in Open5GS up to 2.7.5. This vulnerability affects the function smf_state_operational of the file src/smf/smf-sm.c of the component SMF. The manipulation of the argument stream leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version v2.7.6 is able to address this issue. The patch is identified as f168f7586a4fa536cee95ae60ac437d997f15b97. It is recommended to upgrade the affected component.
Affected products (as reported)
Weakness: CWE-404 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
References
- VDB-319330 | Open5GS SMF smf-sm.c smf_state_operational denial of service vdb-entry, technical-description
- VDB-319330 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #626122 | Open5GS <=v2.7.5 Denail of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/3978 issue-tracking
- https://github.com/user-attachments/files/21104269/5G_SMF.AMF_crash.zip exploit
- https://github.com/open5gs/open5gs/commit/f168f7586a4fa536cee95ae60ac437d997f15b97 patch
- https://github.com/open5gs/open5gs/releases/tag/v2.7.6 patch
- https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-8802 related