CVE-2017-16255

Name: CVE-2017-16255
Creator: NVD / NIST
Published: 2019-03-21T17:29:00.303+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.25%

Last modified Jun 17, 2026

CVE-2017-16255 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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. EPSS estimates a 1.25% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

EPSS Probability

1.25%

65.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Insteon	Hub Firmware	1012

References

https://talosintelligence.com/vulnerability_reports/TALOS-2017-0483Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2017-0483Exploit, Third Party Advisory

Timeline

Published: Mar 21, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-16255?

How severe is CVE-2017-16255?

CVE-2017-16255 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.25% probability of exploitation in the next 30 days.

How do I fix CVE-2017-16255?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-16255?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST