CVE-2021-25909 - CVE House
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Status published High CVE-2021-25909

ZIV AUTOMATION 4CCT Denial of Service vulnerability

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

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

References

More from ZIV AUTOMATION

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CVE-2021-25910
ZIV AUTOMATION 4CCT vulnerable to improper authentication
High 8

Affected Vendor

ZIV AUTOMATION

View all reports →

Affected Software

4CCT-EA6-334126BF
Vulnerable Versions:
3.23.80.27.36371

Timeline

Official Publish: January 29th, 2021
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Weaknesses (CWE)

CWE-400

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service
Impact
T1498 Network Denial of Service
Impact