ZIV AUTOMATION 4CCT Denial of Service vulnerability
CVE-2021-25909

8.6HIGH

Key Information:

Vendor

Ziv Automation

Status
4cct-ea6-334126bf
Vendor
CVE Published:
29 January 2021

What is CVE-2021-25909?

ZIV Automation 4CCT-EA6-334126BF firmware version 3.23.80.27.36371, allows an unauthenticated, remote attacker to cause a denial of service condition on the device. An attacker could exploit this vulnerability by sending specific packets to the port 7919.

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Affected Version(s)

4CCT-EA6-334126BF 3.23.80.27.36371

References

https://www.incibe-cert.es/en/early-warning/ics-advisorie...
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CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Industrial Cybersecurity team of S21Sec, special mention to Aarón Flecha Menéndez
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