What is CVE-2019-11418?

CVE-2019-11418 is a critical-severity vulnerability in Trendnet Tew-632brp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-04-22.

How severe is CVE-2019-11418?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Trendnet Tew-632brp

CVE-2019-11418

apply.cgi on the TRENDnet TEW-632BRP 1.010B32 router has a buffer overflow via long strings to the SOAPACTION:HNAP1 interface.

Vulnerability class: Buffer Overflow

Published 2019-04-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (74.7th percentile), scored 2026-10-29.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Trendnet Tew-632brp
Trendnet Tew-632brp Firmware — versions 1.010b32

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

github.com/zyw-200/IOTFuzzer/blob/master/Trendnet_response.png (Third Party Advisory)

Frequently asked questions

What is CVE-2019-11418?: CVE-2019-11418 is a critical-severity vulnerability in Trendnet Tew-632brp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-04-22.
How severe is CVE-2019-11418?: Critical severity. CVSS v3 base score is 9.8 out of 10.