ZDI-CAN-20853: ZDI-23-1904: (0Day) BlueZ Audio Profile AVRCP parse_media_element 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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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-20853?
The severity of ZDI-CAN-20853 is classified as medium, as it requires user interaction to exploit.
How do I fix ZDI-CAN-20853?
To fix ZDI-CAN-20853, ensure you update the BlueZ software to the latest patched version.
What type of attack does ZDI-CAN-20853 allow?
ZDI-CAN-20853 allows network-adjacent attackers to disclose sensitive information via Bluetooth.
What interaction is required to exploit ZDI-CAN-20853?
User interaction is required as the target must connect to a malicious Bluetooth device.
Which software is affected by ZDI-CAN-20853?
The affected software includes BlueZ, a popular Linux Bluetooth protocol stack.
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