CVE-2025-9709
CVE-2025-9709 is a high-severity vulnerability with a CVSS 4.0 base score of 8.6. 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-1191.
Key facts
- Severity: High (CVSS 4.0 base score 8.6)
- EPSS exploit prediction: 0% (12th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-27018
- Weakness: CWE-1191
- Published:
- Last modified:
Description
On-Chip Debug and Test Interface With Improper Access Control and Improper Protection against Electromagnetic Fault Injection (EM-FI) in Nordic Semiconductor nRF52810 allow attacker to perform EM Fault Injection and bypass APPROTECT at runtime, requiring the least amount of modification to the hardware system possible.
Frequently asked questions
- What is CVE-2025-9709?
- On-Chip Debug and Test Interface With Improper Access Control and Improper Protection against Electromagnetic Fault Injection (EM-FI) in Nordic Semiconductor nRF52810 allow attacker to perform EM Fault Injection and bypass APPROTECT at runtime, requiring the least amount of modification to the hardware system possible.
- How severe is CVE-2025-9709?
- CVE-2025-9709 has a CVSS 4.0 base score of 8.6, rated high severity.
- Is CVE-2025-9709 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-9709?
- 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-2025-9709 have an EU (EUVD) identifier?
- Yes. CVE-2025-9709 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27018.
- When was CVE-2025-9709 published?
- CVE-2025-9709 was published on 2025-09-05 and last updated on 2026-06-17.
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-27211
- https://raelize.com/upload/research/2022/No_Hat_2022_-_Glitching_devices_for_code_execution_v1.1.pdf
- https://raelize.com/upload/research/2025/Dartmouth_202505_False-Injections-Tales-of-Physics-Misconceptions-and-Weird-Machines_v1.1.pdf
- https://www.toreon.com/cve-2025-9709-major-vulnerability-in-common-chip/
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