Buffer overflow in Ip-Com W30ap
CVE-2026-2017
A vulnerability was detected in IP-COM W30AP up to 1.0.0.11(1340). Affected by this issue is the function R7WebsSecurityHandler of the file /goform/wx3auth of the component POST Request Handler. The manipulation of the argument data results in stack-based buffer overflow. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.046 (91.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.046 · change: +0.003
Affected products
- Ip-Com W30ap — versions 4.0, 1.0.0.11(1340)
- Ip-Com W30ap Firmware
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- gitee.com/GXB0_0/iot-vul/blob/master/IP-COM/W30AP/wx3auth-sprintf.md (related, Exploit, Third Party Advisory)
- gitee.com/GXB0_0/iot-vul/blob/master/IP-COM/W30AP/wx3auth-sprintf.md (Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2026-2017?
- CVE-2026-2017 is a critical-severity vulnerability in Ip-Com W30ap, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2026-02-06.
- How severe is CVE-2026-2017?
- Critical severity. CVSS v3 base score is 9.8 out of 10.