CVE-2025-13824
CVE-2025-13824 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-763.
Key facts
- Severity: High (CVSS 4.0 base score 8.7)
- EPSS exploit prediction: 0% (23rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-203385
- Weakness: CWE-763
- Published:
- Last modified:
Description
A security issue exists due to improper handling of malformed CIP packets during fuzzing. The controller enters a hard fault with solid red Fault LED and becomes unresponsive. Upon power cycle, the controller will enter recoverable fault where the MS LED and Fault LED become flashing red and reports fault code 0xF019. To recover, clear the fault.
Frequently asked questions
- What is CVE-2025-13824?
- A security issue exists due to improper handling of malformed CIP packets during fuzzing. The controller enters a hard fault with solid red Fault LED and becomes unresponsive. Upon power cycle, the controller will enter recoverable fault where the MS LED and Fault LED become flashing red and reports fault code 0xF019. To recover, clear the fault.
- How severe is CVE-2025-13824?
- CVE-2025-13824 has a CVSS 4.0 base score of 8.7, rated high severity.
- Is CVE-2025-13824 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-13824?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-13824 have an EU (EUVD) identifier?
- Yes. CVE-2025-13824 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203385.
- When was CVE-2025-13824 published?
- CVE-2025-13824 was published on 2025-12-15 and last updated on 2026-06-17.
References
Other CWE-763 vulnerabilities
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