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Infrastructure

CVE-2025-14027

8.7
High
EPSS 0.34%Patch availableJan 20, 2026

Multiple DoS flaws allow resource exhaustion, device unresponsiveness.

common questions

Is CVE-2025-14027 being exploited?

Not confirmed. CVE-2025-14027 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.34% probability of exploitation in the next 30 days.

How severe is CVE-2025-14027?

CVE-2025-14027 is rated High with a CVSS score of 8.7. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2025-14027?

Yes. A fix has been recorded for CVE-2025-14027. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2025-14027 affect?

CVE-2025-14027 affects Unspecified product(s). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2025-14027?

Monitor traffic; patch when released.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
Unspecified product(s)
impact

DoS via crafted inputs causing memory/resource exhaustion; device may crash or require restart.

action required

Monitor only

affected versions
Rockwell Automation ControlLogix® Redundancy Enhanced Module
  • affectedAll Versions

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
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