What is CVE-2026-4172?

CVE-2026-4172 is a high-severity vulnerability in Trendnet Tew-632brp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.2/10. Published 2026-03-16.

How severe is CVE-2026-4172?

High severity. CVSS v3 base score is 7.2 out of 10.

Buffer overflow in Trendnet Tew-632brp

CVE-2026-4172

A vulnerability was detected in TRENDnet TEW-632BRP 1.010B32. This affects an unknown part of the file /ping_response.cgi of the component HTTP POST Request Handler. The manipulation of the argument ping_ipaddr results in stack-based buffe…

Vulnerability class: Buffer Overflow

EPSS: 0.006 (45.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Trendnet Tew-632brp — versions 1.010B32

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)

Frequently asked questions

What is CVE-2026-4172?: CVE-2026-4172 is a high-severity vulnerability in Trendnet Tew-632brp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.2/10. Published 2026-03-16.
How severe is CVE-2026-4172?: High severity. CVSS v3 base score is 7.2 out of 10.