Buffer overflow in H3c Gr-1800ax
CVE-2025-4440
A vulnerability was found in H3C GR-1800AX up to 100R008 and classified as critical. Affected by this issue is the function EnableIpv6 of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. Access to the local network is required for this attack to succeed. The exploit has been disclosed to the public and may be used.
Vulnerability class: Buffer Overflow
EPSS: 0.005 (41.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- H3c Gr-1800ax — versions 100R008
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 (exploit)
Frequently asked questions
- What is CVE-2025-4440?
- CVE-2025-4440 is a high-severity vulnerability in H3c Gr-1800ax, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.0/10. Published 2025-05-08.
- How severe is CVE-2025-4440?
- High severity. CVSS v3 base score is 8.0 out of 10.