Cyber Resilience

CVE-2023-51596

High

Published: 03 May 2024

Published
03 May 2024
Modified
08 July 2025
KEV Added
Patch
CVSS Score v3 7.1 CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0349 87.9th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-51596 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Bluez Bluez. Its CVSS base score is 7.1 (High).

Operationally, ranked in the top 12.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

BlueZ Phone Book Access Profile Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of BlueZ. User interaction is required to exploit this vulnerability in that the target must connect…

more

to a malicious Bluetooth device. The specific flaw exists within the handling of the Phone Book Access profile. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-20939.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

bluez
bluez
5.66

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References