Memory corruption in BlueZ audio profile AVRCP protocol



Published: 2023-04-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-27349
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
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BlueZ
Universal components / Libraries / Libraries used by multiple products

Vendor BlueZ Project

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU75105

Risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-27349

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the handling of the AVRCP protocol. A remote attacker with physical proximity to device can send specially crafted Bluetooth packets to the affected system, trigger memory corruption and execute arbitrary code on the system.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

BlueZ: 5.0 - 5.66

External links

http://www.zerodayinitiative.com/advisories/ZDI-23-386/
http://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=f54299a850676d92c3dafd83e9174fcfe420ccc9


Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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