PT-2023-8755 · Zephyr · Zephyr

0Xdea · Published 2023-10-24 · Updated 2024-01-12 · CVE-2023-5753

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Zephyr (affected versions not specified)

Description The issue is related to potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci core.c. This vulnerability is associated with unverified copying of input data, which may allow a remote attacker to impact the confidentiality, integrity, and availability of protected information.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Integer Underflow

Buffer Overflow

Weakness Enumeration

CWE-191

CWE-120

Related Identifiers

BDU:2024-01822

CVE-2023-5753

GHSA-HMPR-PX56-RVWW

Affected Products

Zephyr

References · 12

• 🔥 https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hmpr-px56-rvww · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-5753 · Security Note
• https://osv.dev/vulnerability/CVE-2023-5753 · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-01822 · Security Note
• https://seclists.org/fulldisclosure/2023/Nov/1 · Note
• http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html · Note
• http://openwall.com/lists/oss-security/2023/11/07/1 · Note
• https://vuldb.com/?id.243315 · Note
• https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2023-5779 · Note
• http://seclists.org/fulldisclosure/2023/Nov/1 · Note
• https://twitter.com/CVEnew/status/1716857507593761018 · Twitter Post
• https://openwall.com/lists/oss-security/2023/11/07/1 · Note