A buffer overflow in the SBC_DecodeFrames() function of Bestechnic Co., Ltd BES2300 Bluetooth Audio SoC firmware v3.x and earlier and fixed in v.5.0 allows attackers to cause a Denial of Service (DoS) via sending a crafted frame.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00255.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

No data.

No data.

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Vendors Products
Bestechnic Subscribe
Bes2300 Subscribe

Project Subscriptions

Vendors Products
Bestechnic Subscribe
Bes2300 Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://bes2300.com cve-icon cve-icon
http://bestechnic.com cve-icon cve-icon
https://www.bestechnic.com/CVE-2026-79379.pdf cve-icon cve-icon
History

Mon, 14 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-617
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 08 Sep 2026 15:45:00 +0000

Type Values Removed Values Added
Title Buffer Overflow in Bluetooth Audio Decoder Causes Denial of Service in Bestechnic BES2300 SoC
Weaknesses CWE-120
CWE-787

Tue, 08 Sep 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Bestechnic
Bestechnic bes2300
Vendors & Products Bestechnic
Bestechnic bes2300

Tue, 08 Sep 2026 13:45:00 +0000

Type Values Removed Values Added
Description A buffer overflow in the SBC_DecodeFrames() function of Bestechnic Co., Ltd BES2300 Bluetooth Audio SoC firmware v3.x and earlier and fixed in v.5.0 allows attackers to cause a Denial of Service (DoS) via sending a crafted frame.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-14T13:46:08.264Z

Reserved: 2026-08-25T00:00:00.000Z

Link: CVE-2026-79379

cve-icon Vulnrichment

Updated: 2026-09-14T13:45:50.720Z

cve-icon NVD

Status : Deferred

Published: 2026-09-08T14:17:28.683

Modified: 2026-09-14T14:17:10.130

Link: CVE-2026-79379

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-08T15:30:18Z

Weaknesses