What is CVE-2017-16337?

CVE-2017-16337 is a high-severity vulnerability in Insteon Hub 2245-222, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2018-08-23.

How severe is CVE-2017-16337?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Insteon Hub 2245-222

CVE-2017-16337

On Insteon Hub 2245-222 devices with firmware version 1012, specially crafted commands sent through the PubNub service can cause a stack-based buffer overflow overwriting arbitrary data. An attacker should send an authenticated HTTP request to trigger this vulnerability. At 0x9d01ef24 the value for the s_offset key is copied using strcpy to the buffer at $sp+0x2b0. This buffer is 32 bytes large, sending anything longer will cause a buffer overflow.

Vulnerability class: Buffer Overflow

EPSS: 0.017 (74.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Insteon Hub_2245-222
Insteon Hub_2245-222_firmware — versions 1012
Insteon Hub 2245-222 — versions 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-2017-16337?: CVE-2017-16337 is a high-severity vulnerability in Insteon Hub 2245-222, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2018-08-23.
How severe is CVE-2017-16337?: High severity. CVSS v3 base score is 8.8 out of 10.