Buffer overflow in H3c Gr-3000ax
CVE-2025-3854
A vulnerability, which was classified as critical, was found in H3C GR-3000AX up to V100R006. Affected is the function EnableIpv6/UpdateWanModeMulti/UpdateIpv6Params/EditWlanMacList/Edit_List_SSID of the file /goform/aspForm of the component HTTP POST Request Handler. The manipulation of the argument param leads to buffer overflow. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component. Other functions might be affected as well.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (43.2th 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-3000ax — versions V100R006
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)
- cna@vuldb.com (related)
- cna@vuldb.com (patch)
Frequently asked questions
- What is CVE-2025-3854?
- CVE-2025-3854 is a high-severity vulnerability in H3c Gr-3000ax, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.0/10. Published 2025-04-22.
- How severe is CVE-2025-3854?
- High severity. CVSS v3 base score is 8.0 out of 10.