What is the CVSS score of CVE-2020-10918?

CVE-2020-10918 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 2.7%.

C More Hmi Ea9 Firmware CVE-2020-10918

HIGH

Improper Authentication (CWE-287)

2020-07-23 zdi-disclosures@trendmicro.com

Authentication Bypass C More Hmi Ea9 Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Jul 23, 2020 - 16:15 nvd

HIGH 7.5

DescriptionNVD

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.

AnalysisAI

This vulnerability allows remote attackers to bypass authentication on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. 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. Affected products include: Automationdirect C-More Hmi Ea9 Firmware. Version information: version 6.52.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.