A vulnerability was found in Insteon Hub 2245-222 up to 1012 (Network Management Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component PubNub Message Handler. The manipulation as part of a HTTP Request leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

The bug was discovered 06/19/2018. The weakness was disclosed 03/21/2019. This vulnerability is known as CVE-2017-16255 since 10/31/2017. The attack can be launched remotely. The requirement for exploitation is a single authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 275 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-131856 and VDB-131855 are pretty similar.

Productinfo

Type

• Network Management Software

Vendor

• Insteon

Name

• Hub 2245-222

Version

• 1012

License

• commercial

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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