CVEvulnerability
CVE-2025-44952
7.8 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2025-06-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-120
Description
A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.
Affected configurations
• open5gs open5gs (<= 2.7.2)
Related
Weakness · CWE (1)
- CWE-120 Buffer Copy without Checking Size of Input weakness
References
- https://gist.github.com/scemodicecosa/8643fbfc9490f40e955e9f9e9b0d9077 Broken Link
- https://gist.github.com/scmdcs/8643fbfc9490f40e955e9f9e9b0d9077 Exploit, Third Party Advisory
- https://github.com/open5gs/open5gs/issues/3775 Exploit, Issue Tracking