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CVE-2025-35003

Apache Nuttx buffer overflow

9.8 CRITICALPublic exploitEPSS 1.46%
  1. Published26 May 2025

Description

Improper Restriction of Operations within the Bounds of a Memory Buffer and Stack-based Buffer Overflow vulnerabilities were discovered in Apache NuttX RTOS Bluetooth Stack (HCI and UART components) that may result in system crash, denial of service, or arbitrary code execution, after receiving maliciously crafted packets. NuttX's Bluetooth HCI/UART stack users are advised to upgrade to version 12.9.0, which fixes the identified implementation issues. This issue affects Apache NuttX: from 7.25 before 12.9.0.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Apache Nuttx≥ 7.25 < 12.9.0

Remediation

Fixed in
Apache Nuttx≥ 12.9.0

References

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Frequently asked

Is CVE-2025-35003 being actively exploited?

CVE-2025-35003 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.46%.

How severe is CVE-2025-35003?

CVE-2025-35003 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.46% probability of exploitation.

Which products are affected by CVE-2025-35003?

Affected products include Apache Nuttx.

How do I fix CVE-2025-35003?

Upgrade affected software to a fixed version, for example Apache Nuttx 12.9.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-35003 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.