AutomationDirect CLICK PLUS C0-0x CPU up to 3.70 denial of service

Summaryinfo

A vulnerability has been found in AutomationDirect CLICK PLUS C0-0x CPU, CLICK PLUS C0-1x CPU and CLICK PLUS C2-x CPU up to 3.70 and classified as problematic. This affects an unknown part. This manipulation causes denial of service. This vulnerability is tracked as CVE-2025-58473. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic was found in AutomationDirect CLICK PLUS C0-0x CPU, CLICK PLUS C0-1x CPU and CLICK PLUS C2-x CPU up to 3.70. Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

An improper resource shutdown or release vulnerability has been identified in the Click Plus C2-03CPU-2 device running firmware version 3.60. The vulnerability allows an unauthenticated attacker to perform a denial-of-service attack by exhausting all available device sessions of the Click Programming Software.

The weakness was disclosed by Luca Borzacchiello and Diego Zaffaroni as icsa-25-266-01. The advisory is shared at cisa.gov. This vulnerability is known as CVE-2025-58473 since 09/16/2025. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 3.71 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Chip Software

Vendor

• AutomationDirect

Name

• CLICK PLUS C0-0x CPU
• CLICK PLUS C0-1x CPU
• CLICK PLUS C2-x CPU

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9
• 3.10
• 3.11
• 3.12
• 3.13
• 3.14
• 3.15
• 3.16
• 3.17
• 3.18
• 3.19
• 3.20
• 3.21
• 3.22
• 3.23
• 3.24
• 3.25
• 3.26
• 3.27
• 3.28
• 3.29
• 3.30
• 3.31
• 3.32
• 3.33
• 3.34
• 3.35
• 3.36
• 3.37
• 3.38
• 3.39
• 3.40
• 3.41
• 3.42
• 3.43
• 3.44
• 3.45
• 3.46
• 3.47
• 3.48
• 3.49
• 3.50
• 3.51
• 3.52
• 3.53
• 3.54
• 3.55
• 3.56
• 3.57
• 3.58
• 3.59
• 3.60
• 3.61
• 3.62
• 3.63
• 3.64
• 3.65
• 3.66
• 3.67
• 3.68
• 3.69
• 3.70

CPE 2.3info

• 🔒
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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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