CVE-2024-45431

OpenSynergy BlueSDK (aka Blue SDK) through 6.x has Improper Input Validation. The specific flaw exists within the BlueSDK Bluetooth stack. The issue results from the lack of proper validation of remote L2CAP channel ID (CID). An attacker can leverage this to create an L2CAP channel with the null identifier assigned as a remote CID.

CVSS 3.1

5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

5.6% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-27)

CWE

CWE-20

Published

2025-09-12

Modified

2026-10-27

Record from

the NVD, synced 2026-10-27

Affected

• opensynergy:blue_sdk

References

• https://pcacybersecurity.com/resources/advisory/perfekt-blue
• https://www.opensynergy.com/

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