#VU53489 Buffer overflow in macOS - CVE-2021-30717
Published: May 24, 2021 / Updated: June 3, 2021
Vulnerability identifier: #VU53489
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2021-30717
CWE-ID: CWE-119
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
macOS
macOS
Software vendor:
Apple Inc.
Apple Inc.
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in smbx. A remote attacker on the local network can send specially crafted data to the application, trigger memory corruption and execute arbitrary code on the system.
Remediation
Install updates from vendor's website.