What is CVE-2017-16255?

CVE-2017-16255 is a high-severity vulnerability in Insteon Hub, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.1/10. Published 2019-03-21.

How severe is CVE-2017-16255?

High severity. CVSS v3 base score is 8.1 out of 10.

Buffer overflow in Insteon Hub

CVE-2017-16255

An exploitable buffer overflow vulnerability exists in the PubNub message handler Insteon Hub 2245-222 - Firmware version 1012. Specially crafted commands sent through the PubNub service can cause a stack-based buffer overflow overwriting arbitrary data. An attacker can send an authenticated HTTP request at At 0x9d014e84 the value for the cmd1 key is copied using strcpy to the buffer at $sp+0x280. This buffer is 16 bytes large.

Vulnerability class: Buffer Overflow

EPSS: 0.012 (65.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Insteon Hub — versions 2245-222
Insteon Hub_firmware — versions 1012
N/a Insteon — versions Insteon Hub 2245-222 - Firmware version 1012

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2017-16255?: CVE-2017-16255 is a high-severity vulnerability in Insteon Hub, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.1/10. Published 2019-03-21.
How severe is CVE-2017-16255?: High severity. CVSS v3 base score is 8.1 out of 10.