How severe is CVE-2020-10918?

CVE-2020-10918 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-10918 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-10918?

CVE-2020-10918 affects Automationdirect C-more Hmi Ea9 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-10918?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-10918 published?

CVE-2020-10918 was published on 2020-07-23 and last updated on 2026-06-17.

CVE-2020-10918

CVE-2020-10918 is a high-severity vulnerability in Automationdirect C-more Hmi Ea9 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Automationdirect C-more Hmi Ea9 Firmware
Published: 2020-07-23
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2020-10918?: CVE-2020-10918 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-10918 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-10918?: CVE-2020-10918 affects Automationdirect C-more Hmi Ea9 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-10918?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-10918 published?: CVE-2020-10918 was published on 2020-07-23 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-20-805/

Affected products (1)

cpe:2.3:o:automationdirect:c-more_hmi_ea9_firmware:6.52:*:*:*:*:*:*:*

More vulnerabilities in Automationdirect C-more Hmi Ea9 Firmware

CVE-2020-10921 — Critical (CVSS 9.8): This vulnerability allows remote attackers to issue commands on affected installations of C-MORE HMI EA9 Firmware…
CVE-2020-10920 — Critical (CVSS 9.8): This vulnerability allows remote attackers to execute arbitrary code on affected installations of C-MORE HMI EA9…
CVE-2020-10922 — High (CVSS 7.5): This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of C-MORE…
CVE-2020-10919 — Medium (CVSS 5.9): This vulnerability allows remote attackers to disclose sensitive information on affected installations of C-MORE HMI…

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