#VU87910 Use-after-free in micropython - CVE-2023-7152
Published: March 28, 2024
Vulnerability identifier: #VU87910
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2023-7152
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
micropython
micropython
Software vendor:
www.micropython.org
www.micropython.org
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the poll_set_add_fd() function in extmod/modselect.c. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install updates from vendor's website.