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ICSA-24-086-01: AutomationDirect C-MORE EA9 HMI ↗ source

March 26, 2024 CISA ICS Advisory

Summary

Successful exploitation of these vulnerabilities could allow an attacker to exploit a remote device and inject malicious code on the panel. CVE-2024-25136: There is a function in AutomationDirect C-MORE EA9 HMI that allows an attacker to send a relative path in the URL without properly sanitizing the content. CVE-2024-25137: In AutomationDirect C-MORE EA9 HMI there is a program that copies a buffer of a size controlled by the user into a limited sized buffer on the stack which leads to a stack overflow. The result of this stack-based buffer overflow will lead to a denial-of-service condition. CVE-2024-25138: In AutomationDirect C-MORE EA9 HMI credentials used by the platform are stored as plain text on the device.

Advisory Details CISA ICS CSAF feed

Advisory ID
ICSA-24-086-01
Status
Final · version 1
Initial release
2024-03-26
Last revised
2024-03-26
Vendor
AutomationDirect
Critical infrastructure sectors
Commercial Facilities, Critical Manufacturing, Energy, Water and Wastewater
Deployed
Worldwide
Vendor headquarters
United States

No known public exploitation specifically targeting these vulnerabilities has been reported to CISA at this time.

Credit: Tomer Goldschmidt (Claroty Research - Team82)

Affected products (11)
  • C-MORE EA9 HMI EA9-T6CL — <=6.77
  • C-MORE EA9 HMI EA9-T7CL — <=6.77
  • C-MORE EA9 HMI EA0-T7CL-R — <=6.77
  • C-MORE EA9 HMI EA9-T8CL — <=6.77
  • C-MORE EA9 HMI EA9-T10CL — <=6.77
  • C-MORE EA9 HMI EA9-T10WCL — <=6.77
  • C-MORE EA9 HMI EA9-T12CL — <=6.77
  • C-MORE EA9 HMI EA9-T15CL — <=6.77
  • C-MORE EA9 HMI EA9-T15CL-R — <=6.77
  • C-MORE EA9 HMI EA9-RHMI — <=6.77
  • C-MORE EA9 HMI EA9-PGMSW — <=6.77

From CISA's machine-readable CSAF 2.0 advisory (JSON).

Vulnerabilities as Stated by the Advisory

CVEWeaknessCVSS v3Details
CVE-2024-25136 CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') 7.5 High There is a function in AutomationDirect C-MORE EA9 HMI that allows an attacker to send a relative path in the URL without properly sanitizing the content.

Mitigation: AutomationDirect recommends that users update C-MORE EA9 HMI to V6.78 or later. ↗

Affected, fixed & timeline

Affected:

  • C-MORE EA9 HMI EA9-T6CL <=6.77
  • C-MORE EA9 HMI EA9-T7CL <=6.77
  • C-MORE EA9 HMI EA0-T7CL-R <=6.77
  • C-MORE EA9 HMI EA9-T8CL <=6.77
  • C-MORE EA9 HMI EA9-T10CL <=6.77
  • C-MORE EA9 HMI EA9-T10WCL <=6.77
  • C-MORE EA9 HMI EA9-T12CL <=6.77
  • C-MORE EA9 HMI EA9-T15CL <=6.77
  • C-MORE EA9 HMI EA9-T15CL-R <=6.77
  • C-MORE EA9 HMI EA9-RHMI <=6.77
  • C-MORE EA9 HMI EA9-PGMSW <=6.77
CVE-2024-25138 CWE-256 Plaintext Storage of a Password 6.5 Medium In AutomationDirect C-MORE EA9 HMI credentials used by the platform are stored as plain text on the device.

Mitigation: AutomationDirect recommends that users update C-MORE EA9 HMI to V6.78 or later. ↗

Affected, fixed & timeline

Affected:

  • C-MORE EA9 HMI EA9-T6CL <=6.77
  • C-MORE EA9 HMI EA9-T7CL <=6.77
  • C-MORE EA9 HMI EA0-T7CL-R <=6.77
  • C-MORE EA9 HMI EA9-T8CL <=6.77
  • C-MORE EA9 HMI EA9-T10CL <=6.77
  • C-MORE EA9 HMI EA9-T10WCL <=6.77
  • C-MORE EA9 HMI EA9-T12CL <=6.77
  • C-MORE EA9 HMI EA9-T15CL <=6.77
  • C-MORE EA9 HMI EA9-T15CL-R <=6.77
  • C-MORE EA9 HMI EA9-RHMI <=6.77
  • C-MORE EA9 HMI EA9-PGMSW <=6.77
CVE-2024-25137 CWE-121 Stack-based Buffer Overflow 4.3 Medium In AutomationDirect C-MORE EA9 HMI there is a program that copies a buffer of a size controlled by the user into a limited sized buffer on the stack which leads to a stack overflow. The result of this stack-based buffer overflow will lead to a denial-of-service condition.

Mitigation: AutomationDirect recommends that users update C-MORE EA9 HMI to V6.78 or later. ↗

Affected, fixed & timeline

Affected:

  • C-MORE EA9 HMI EA9-T6CL <=6.77
  • C-MORE EA9 HMI EA9-T7CL <=6.77
  • C-MORE EA9 HMI EA0-T7CL-R <=6.77
  • C-MORE EA9 HMI EA9-T8CL <=6.77
  • C-MORE EA9 HMI EA9-T10CL <=6.77
  • C-MORE EA9 HMI EA9-T10WCL <=6.77
  • C-MORE EA9 HMI EA9-T12CL <=6.77
  • C-MORE EA9 HMI EA9-T15CL <=6.77
  • C-MORE EA9 HMI EA9-T15CL-R <=6.77
  • C-MORE EA9 HMI EA9-RHMI <=6.77
  • C-MORE EA9 HMI EA9-PGMSW <=6.77

Scores and weakness types are as CISA or the republishing vendor stated them in this advisory; the linked CVE pages carry the independently enriched CVSS and SSVC assessments.

News Coverage

No coverage found in monitored research blogs or news feeds.

CVEs Referenced in This Publication

CVECVSSAffected
CVE-2024-25136 7.5 High AutomationDirect C-MORE EA9 HMI EA9-T6CL There is a function in AutomationDirect C-MORE EA9 HMI that allows an attacker to send a relative path in the URL without proper sanitizing of the c…
CVE-2024-25138 6.5 Medium AutomationDirect C-MORE EA9 HMI EA9-T6CL In AutomationDirect C-MORE EA9 HMI, credentials used by the platform are stored as plain text on the device.
CVE-2024-25137 4.3 Medium AutomationDirect C-MORE EA9 HMI EA9-T6CL In AutomationDirect C-MORE EA9 HMI there is a program that copies a buffer of a size controlled by the user into a limited sized buffer on the stack…

Named by the advisory itself. Each CVE links to its tracked detail page.

Vendors Named in This Publication

No KEV-catalogued vendors are named in this publication.