What’s Vulnerable › Vulnerabilities

CVE-2024-47248: Apache NimBLE: Buffer overflow in NimBLE MESH Bluetooth stack

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-11-26 · updated 2026-06-17
• Weakness: CWE-120

Description

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Apache NimBLE. Specially crafted MESH message could result in memory corruption when non-default build configuration is used. This issue affects Apache NimBLE: through 1.7.0. Users are recommended to upgrade to version 1.8.0, which fixes the issue.

Affected products

• Apache Software Foundation Apache NimBLE: before 1.8.0 — fixed in 1.8.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache NimBLE 1.8.0. Check the vendor advisory for mitigations.

References

• https://github.com/apache/mynewt-nimble/commit/4f75c0b3b466186beff40e8489870c6cee076aaa
• https://lists.apache.org/thread/z8m7jqh54xybf9kz8q2l3tz92zsj7tmz
• http://www.openwall.com/lists/oss-security/2024/11/26/2

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