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

Summaryinfo

A vulnerability classified as problematic 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. This impacts an unknown function. Performing a manipulation results in denial of service. This vulnerability was named CVE-2025-57882. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in AutomationDirect CLICK PLUS C0-0x CPU, CLICK PLUS C0-1x CPU and CLICK PLUS C2-x CPU up to 3.70. It has been classified as problematic. This affects some unknown processing. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on 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 in the Remote PLC application.

The weakness was presented by Luca Borzacchiello and Diego Zaffaroni as icsa-25-266-01. The advisory is shared at cisa.gov. This vulnerability is uniquely identified as CVE-2025-57882 since 09/16/2025. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. 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.

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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

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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Exploitinginfo

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Entryinfo

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