Buffer overflow in macOS - CVE-2020-3848
Published: May 19, 2021
Vulnerability identifier: #VU53364
CSH Severity: Medium
CVSS v4: 7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-3848
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within CoreBluetooth subsystem. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system but requires physical proximity.
Affected software
macOS
How to mitigate CVE-2020-3848
Install updates from vendor's website.
macOS - addressed in versions 10.13.6 17G11023, 10.14.6 18G3020, 10.15.3 19D76