CVE-2025-44952
Last modified
CVE-2025-44952 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Open5gs | Open5gs | <= 2.7.2 |
References
- https://gist.github.com/scmdcs/8643fbfc9490f40e955e9f9e9b0d9077Exploit, Third Party Advisory
- https://github.com/open5gs/open5gs/issues/3775Exploit, Issue Tracking
Timeline
- Published
- Last Modified
- Status
- Analyzed
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