THREATPORT/VULNERABILITY/CVE-2020-10922
HIGH SEVERITY

CVE-2020-10922

C More Hmi Ea9 Firmware vulnerability

CVSS
7.5
EPSS
3.7%
EPSS pct
89th
Exploited
No known
This vulnerability allows remote attackers to create a denial-of-service condition 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 EA-HTTP.exe process. The issue results from the lack of proper input validation prior to further processing user requests. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-10527.
Affected vendor
Automationdirect
Affected product
C More Hmi Ea9 Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2020-07-23

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2020-10922

  • Confirm whether Automationdirect C More Hmi Ea9 Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-10922.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-10922

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-10922 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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