CVE-2023-24023

MEDIUMNVD 6.86.8—
EchelonGraph scoreMEDIUM confidence

Score 6.8 from GitHub Security Advisory published 2023-11-28. NVD baseline CVSS 6.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.8
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 6.8Exploit: NoneExposed: 0

A fix is available — apply it.

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.

CVSS v3
6.8
EG Score
6.8(medium)
EG Risk
—
EPSS
67.4%
KEV
Not listed

Published

November 28, 2023

Last Modified

November 21, 2024

References (4)

Vendor Advisories for CVE-2023-24023(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(8)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-tools-azure (4.15.0.1176.191~14.04.1) @ trusty2026-05-24ubuntu
ubuntulinux-xilinx-zynqmp-tools-5.4.0-1042 (5.4.0-1042.46) @ focal2026-05-24ubuntu
ubuntulinux-tools-nvidia-lowlatency (5.15.0.1053.53) @ jammy2026-05-24ubuntu
ubuntulinux-virtual-lts-xenial (4.4.0.253.259) @ xenial2026-05-24ubuntu
ubuntulinux-virtual-hwe-20.04-edge (5.15.0.105.102) @ jammy2026-05-24ubuntu
redhatkernel-rt-0:4.18.0-553.rt7.342.el8_102024-05-22redhat
redhatkernel-0:4.18.0-553.el8_102024-05-22redhat
redhatkernel-0:5.14.0-427.13.1.el9_42024-04-30redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Additional Vendor Advisories

(7)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 12× in last 7d / 48× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 109 total refreshes for this CVE.

  1. 2026-07-22 23:07 UTCEG score recompute
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Frequently asked(5)

What is CVE-2023-24023?
CVE-2023-24023 is a medium vulnerability published on November 28, 2023. 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.
When was CVE-2023-24023 disclosed?
CVE-2023-24023 was first published in the National Vulnerability Database on November 28, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-24023 actively exploited?
CVE-2023-24023 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 67.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-24023?
CVE-2023-24023 has a CVSS v3 base score of 6.8 (NVD).
How do I remediate CVE-2023-24023?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-24023, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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