Vulnerability Details : CVE-2023-27349
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.
Vulnerability category: Execute code
Products affected by CVE-2023-27349
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Exploit prediction scoring system (EPSS) score for CVE-2023-27349
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 23 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-27349
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.1
|
HIGH | CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.2
|
5.9
|
Zero Day Initiative | 2024-05-03 |
CWE ids for CVE-2023-27349
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The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.Assigned by: zdi-disclosures@trendmicro.com (Secondary)
References for CVE-2023-27349
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https://lists.debian.org/debian-lts-announce/2024/05/msg00015.html
[SECURITY] [DLA 3820-1] bluez security update
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https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=f54299a850676d92c3dafd83e9174fcfe420ccc9
avrcp: Fix crash while handling unsupported events - bluez.git - Bluetooth protocol stack for Linux
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https://www.zerodayinitiative.com/advisories/ZDI-23-386/
ZDI-23-386 | Zero Day Initiative
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