CVE-2023-27349

BlueZ Audio Profile AVRCP Improper Validation of Array Index Remote Code Execution Vulnerability

Description

BlueZ Audio Profile AVRCP Improper Validation of Array Index Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code 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 write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-19908.

Category

8.0
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
EPSS 7.32% Top 10%
Vendor Advisory kernel.org
Affected: BlueZ BlueZ
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-23-386/ third party advisory
https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=f54299a850676d92c3dafd83e9174fcfe420ccc9 vendor advisory patch
https://lists.debian.org/debian-lts-announce/2024/05/msg00015.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-27349?
CVE-2023-27349 has been scored as a high severity vulnerability.
How to fix CVE-2023-27349?
To fix CVE-2023-27349, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-27349 being actively exploited in the wild?
It is possible that CVE-2023-27349 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~7% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-27349?
CVE-2023-27349 affects BlueZ BlueZ.
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