Home/CVE/Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 t
CVE

CVE-2023-24023

Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 t

Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4 allow certain man-in-the-middle attacks that force a short key length, and might lead to discovery of the encryption key and live injection, aka BLUFFS.

MEDIUM · CVSS 6.8 EPSS 0.00203
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

10
bluetooth core specification>= 4.2 and <= 5.4
microsoft windows 10 1809< 10.0.17763.5122
microsoft windows 10 21h2< 10.0.19043.3693
microsoft windows 10 22h2< 10.0.19045.3693
microsoft windows 11 21h2< 10.0.22000.2600
microsoft windows 11 22h2< 10.0.22621.2715
microsoft windows 11 23h2< 10.0.22631.2715
microsoft windows server 2019< 10.0.17763.5122
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Scoring & Timeline

6.8
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Nov 2023 · 07:15 AM
CVSS VectorCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

21
rhsaRHSA-2024:2394Low
rhsaRHSA-2024:3138Moderate
android-securityANDROID-2025-09-01High
suse-csafSUSE-SU-2024:2939-1
suse-csafSUSE-SU-2024:2561-1
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://dl.acm.org/doi/10.1145/3576915.3623066Technical DescriptionThird Party Advisory
https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/bluffs-vulnerability/Vendor Advisory
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