Buffer overflow in Open5gs
CVE-2025-15555
A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function hss_ogs_diam_cx_mar_cb of the file src/hss/hss-cx-path.c of the component VoLTE Cx-Test. The manipulation of the argument OGS_KEY_LEN results in stack-based buffer overflow. The attack may be launched remotely. The patch is identified as 54dda041211098730221d0ae20a2f9f9173e7a21. A patch should be applied to remediate this issue.
Vulnerability class: Buffer Overflow
EPSS: 0.005 (41.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Open5gs
- N/a Open5gs — versions 2.7.0, 2.7.1, 2.7.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, Third Party Advisory, Issue Tracking)
- cna@vuldb.com (issue-tracking, Exploit, Third Party Advisory, Issue Tracking)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2025-15555?
- CVE-2025-15555 is a high-severity vulnerability in Open5gs, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.3/10. Published 2026-02-04.
- How severe is CVE-2025-15555?
- High severity. CVSS v3 base score is 7.3 out of 10.