Buffer overflow in Netgear Ex6120
CVE-2025-4140
A vulnerability, which was classified as critical, has been found in Netgear EX6120 1.0.3.94. Affected by this issue is the function sub_30394. The manipulation of the argument host leads to buffer overflow. The attack may be launched remo…
Vulnerability class: Buffer Overflow
EPSS: 0.010 (57.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Netgear Ex6120 — versions 1.0.3.94
- Netgear Ex6120_firmware — versions 1.0.3.94
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (related, Exploit)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2025-4140?
- CVE-2025-4140 is a high-severity vulnerability in Netgear Ex6120, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-04-30.
- How severe is CVE-2025-4140?
- High severity. CVSS v3 base score is 8.8 out of 10.