Advisory Details

July 7th, 2020

C-MORE HMI EA9 Authentication Bypass Vulnerability

CVE ID	CVE-2020-10918
CVSS SCORE	7.5, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
AFFECTED VENDORS	C-MORE
AFFECTED PRODUCTS	HMI EA9
VULNERABILITY DETAILS	This vulnerability allows remote attackers to bypass authentication on affected installations of C-MORE HMI EA9 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.
ADDITIONAL DETAILS	Fixed in version 6.60
DISCLOSURE TIMELINE	2020-02-10 - Vulnerability reported to vendor 2020-07-07 - Coordinated public release of advisory 2020-11-24 - Advisory Updated
CREDIT	Ta-Lun Yen & Chizuru Toyama of TXOne IoT/ICS Security Research Labs (Trend Micro)

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