AutomationDirect CLICK Programmable Logic Controller Plaintext Storage of a Password
Priority LOW 26CWE-256Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-256.
Summary
An attacker could decrypt sensitive data, impersonate legitimate users or devices, and potentially gain access to network resources for lateral attacks.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00117 1st percentileScored 2026-11-07
Fix Fixed CLICK Programmable Logic Controller (AutomationDirect): V3.90
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| AutomationDirect | CLICK Programmable Logic Controller | C0-0x; C0-1x; C2-x | V3.90 | Patch available | CNA |
- CLICK Programmable Logic Controller VendorAutomationDirect Affected C0-0x; C0-1x; C2-x Fixed in V3.90 Patch available CNA
Remediation
- Fix · CNA CLICK Programmable Logic Controller (AutomationDirect) Fixed in V3.90
Timeline
- 2026-10-02 Threatist record created from CVE-2025-25051
- 2026-10-03 Alias added: GHSA-4xvg-4w2r-qph8
References
More AutomationDirect vulnerabilities
- TI-2024-14467 A leftover debug code vulnerability exists in the Telnet Diagnostic Interface… CVSS 3.1CRITICAL 9.8
- TI-2024-14780 Improper access control in AutomationDirect P3-550E CVSS 3.1CRITICAL 9.1
- TI-2025-24868 AutomationDirect MB-Gateway Missing Authentication for Critical Function CVSS 4.0CRITICAL 10.0
- TI-2024-16461 Stack-based buffer overflow in AutomationDirect P3-550E CVSS 3.1CRITICAL 9.8
- TI-2024-16460 Stack-based buffer overflow in AutomationDirect P3-550E CVSS 3.1CRITICAL 9.8
- TI-2021-12594 Automation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or Channel CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-25051 · CVE Program
- CVE-2025-25051 · NVD
- FIRST EPSS
- GHSA-4xvg-4w2r-qph8 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences