Auth bypass in Contec-Touch Smart Home

CVE-2018-9162

Contec Smart Home 4.15 devices do not require authentication for new_user.php, edit_user.php, delete_user.php, and user.php, as demonstrated by changing the admin password and then obtaining control over doors.

Vulnerability class: Broken Authentication

EPSS: 0.024 (82.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)

Frequently asked questions

What is CVE-2018-9162?
CVE-2018-9162 is a critical-severity vulnerability in Contec-Touch Smart Home, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2018-03-31.
How severe is CVE-2018-9162?
Critical severity. CVSS v3 base score is 9.8 out of 10.