What is the severity of ZDI-23-1903?

The ZDI-23-1903 vulnerability is considered to be of medium severity due to its potential to disclose sensitive information.

How do I fix ZDI-23-1903?

To mitigate ZDI-23-1903, ensure that your BlueZ installation is updated to the latest version provided by the vendor.

Who is affected by ZDI-23-1903?

ZDI-23-1903 affects installations of BlueZ that are exposed to network-adjacent attackers via Bluetooth.

What type of attacks can ZDI-23-1903 facilitate?

ZDI-23-1903 can facilitate attacks that result in the disclosure of sensitive information when a user connects to a malicious Bluetooth device.

Is user interaction necessary to exploit ZDI-23-1903?

Yes, user interaction is required to exploit ZDI-23-1903 as the target must connect to a malicious Bluetooth device.

Vulnerability/
ZDI-23-1903

medium

5.4

21/12/2023

27/2/2025

ZDI-23-1903: (0Day) BlueZ Audio Profile AVRCP avrcp_parse_attribute_list Out-Of-Bounds Read Information Disclosure Vulnerability

First published: Thu Dec 21 2023(Updated: )

This vulnerability allows network-adjacent attackers to disclose sensitive information via Bluetooth on affected installations of BlueZ. User interaction is required to exploit this vulnerability in that the target must connect to a malicious device. The specific flaw exists within the handling of the AVRCP protocol. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.

Affected Software	Affected Version	How to fix
SUSE BlueZ

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Frequently Asked Questions

What is the severity of ZDI-23-1903?
The ZDI-23-1903 vulnerability is considered to be of medium severity due to its potential to disclose sensitive information.
How do I fix ZDI-23-1903?
To mitigate ZDI-23-1903, ensure that your BlueZ installation is updated to the latest version provided by the vendor.
Who is affected by ZDI-23-1903?
ZDI-23-1903 affects installations of BlueZ that are exposed to network-adjacent attackers via Bluetooth.
What type of attacks can ZDI-23-1903 facilitate?
ZDI-23-1903 can facilitate attacks that result in the disclosure of sensitive information when a user connects to a malicious Bluetooth device.
Is user interaction necessary to exploit ZDI-23-1903?
Yes, user interaction is required to exploit ZDI-23-1903 as the target must connect to a malicious Bluetooth device.

collector/zdi-published
alias/ZDI-CAN-20852
agent/type
agent/last-modified-date
agent/first-publish-date
agent/severity
agent/references
agent/title
agent/description
agent/source
agent/softwarecombine
agent/tags
agent/event
collector/zdi-advisory
source/ZDI
alias/ZDI-23-1903
alias/CVE-2023-51580
agent/software-canonical-lookup
agent/software-canonical-lookup-request
vendor/bluez
canonical/suse bluez

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