CVE-2017-16261

HIGH
8.8
CVSS Score
Published: January 11, 2023 at 09:39 PM UTC
Updated: June 17, 2026 at 01:09 AM UTC
2 products affected across 1 vendorHub FirmwareHub

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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
PoC

Description

Multiple exploitable buffer overflow vulnerabilities exist in the PubNub message handler for the "cc" channel of Insteon Hub running 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. In cmd g_b, at 0x9d015714, the value for the `grp` key is copied using `strcpy` to the buffer at `$sp+0x280`.This buffer is 16 bytes large, sending anything longer will cause a buffer overflow.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

insteon-hub (same device)
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-121CWE-787

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