#VU53785 Out-of-bounds write in Apple iOS and iPadOS - CVE-2021-1796
Published: June 3, 2021
Vulnerability identifier: #VU53785
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-1796
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Apple iOS
iPadOS
Apple iOS
iPadOS
Software vendor:
Apple Inc.
Apple Inc.
Description
The vulnerability allows an attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in Bluetooth subsystem. An attacker with physical proximity to the device can trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.