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No exploitation reportedFix available

CVE-2023-24023

No exploitation reported by the sources we read.

  • Published2023-11-28

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2023-11-2807:15CVE publishedNVD

Versions per branch

NVD · CISA-ADP
Bluetooth bluetooth core specification
BranchAffectedFixed in
5.4≥ 4.2, ≤ 5.4no fix published
Microsoft windows 10 1809
BranchAffectedFixed in
10.0< 10.0.17763.512210.0.17763.5122
Microsoft windows 10 21h2
BranchAffectedFixed in
10.0< 10.0.19043.369310.0.19043.3693

7 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • bpftoolRed Hat:enterprise_linux:9::baseosall versions · fixed in 0:7.3.0-427.13.1.el9_4and 1 other package
  • bpftoolAlmaLinux:9all versions · fixed in 7.3.0-427.13.1.el9_4
  • bpftool-debuginfoRed Hat:enterprise_linux:9::realtimeall versions · fixed in 0:7.3.0-427.13.1.el9_4
  • bpftool-debuginfoRed Hat:enterprise_linux:9::nfvall versions · fixed in 0:7.3.0-427.13.1.el9_4
  • bpftool-debuginfoRed Hat:enterprise_linux:9::crball versions · fixed in 0:7.3.0-427.13.1.el9_4
  • bpftool-debuginfoRed Hat:enterprise_linux:9::appstreamall versions · fixed in 0:7.3.0-427.13.1.el9_4
  • dtb-aarch64openSUSE:Leap 15.5all versions · fixed in 5.14.21-150500.55.73.1and 9 other packages
  • kernelRocky Linux:8all versions · fixed in 0:4.18.0-553.el8_10

195 more package ranges on OSV.dev

Vendor advisories

  • CVE-2023-24023 Red Hat Product Security429 products fixed · 64 known affected

    kernel: Bluetooth Forward and Future Secrecy Attacks and Defenses

    kernel as a component of Red Hat Enterprise Linux 6 · kernel-abi-whitelists as a component of Red Hat Enterprise Linux 6 · kernel-bootwrapper as a component of Red Hat Enterprise Linux 6 · +61 more

  • RHSA-2024:2950 Red Hat Product Security30 products fixed

    Red Hat Security Advisory: kernel-rt security and bug fix update

  • RHSA-2024:3138 Red Hat Product Security120 products fixed

    Red Hat Security Advisory: kernel security, bug fix, and enhancement update

  • RHSA-2024:2394 Red Hat Product Security279 products fixed

    Red Hat Security Advisory: kernel security, bug fix, and enhancement update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2024:2950 · 30 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.
  2. Workaround from the vendor Red Hat Product Security RHSA-2024:2950 · 30 productsMitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
  3. No fix available, says the vendor Red Hat Product Security CVE-2023-24023 · 22 productsAffected
  4. No fix planned, says the vendor Red Hat Product Security CVE-2023-24023 · 42 productsOut of support scope

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
2023-11-28
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-4rvq-6825-fp99

Frequently asked questions

What is CVE-2023-24023?

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.

Is CVE-2023-24023 actively exploited?

Active exploitation of CVE-2023-24023 has not been confirmed. Its EPSS score was 1.3% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-24023?

CVE-2023-24023 has a CVSS v3 base score of 6.8 (MEDIUM severity), with vector string CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

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