CVE-2017-16340
CVSS v3
9.9
CRITICAL
EPSS Score
1.4 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
An attacker could send an authenticated HTTP request to trigger this vulnerability in Insteon Hub running firmware version 1012. At 0x9d01c0e8 the value for the s_dport key is copied using strcpy to the buffer at 0xa000180c. This buffer is 6 bytes large, sending anything longer will cause a buffer overflow.
Technical details
- Published
- 2018-08-02
Frequently asked questions
What is CVE-2017-16340?
An attacker could send an authenticated HTTP request to trigger this vulnerability in Insteon Hub running firmware version 1012. At 0x9d01c0e8 the value for the s_dport key is copied using strcpy to the buffer at 0xa000180c. This buffer is 6 bytes large, sending anything longer will cause a buffer overflow.
Is CVE-2017-16340 actively exploited?
Active exploitation of CVE-2017-16340 has not been confirmed. Its EPSS score was 1.4% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2017-16340?
CVE-2017-16340 has a CVSS v3 base score of 9.9 (CRITICAL severity).
Is CVE-2017-16340 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.
No credit card required · 500 free checks/month · Free API key
Other 2017 vulnerabilities worth triaging
Ranked by exploit probability (EPSS).