Auth bypass in Automationdirect C-More Hmi Ea9 Firmware

CVE-2020-10918

This vulnerability allows remote attackers to bypass authentication on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels. Authentication is not required to exploit this vulnerability. The specific flaw exists within the authentication mechanism. The issue is due to insufficient authentication on post-authentication requests. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from unauthenticated users. Was ZDI-CAN-10182.

Vulnerability class: Broken Authentication

EPSS: 0.027 (85.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-10918?
CVE-2020-10918 is a high-severity vulnerability in Automationdirect C-More Hmi Ea9 Firmware, classified under Improper Authentication. CVSS score: 7.5/10. Published 2020-07-23.
How severe is CVE-2020-10918?
High severity. CVSS v3 base score is 7.5 out of 10.