#VU52656 Resource management error in macOS - CVE-2021-1872
Published: April 27, 2021
Vulnerability identifier: #VU52656
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-1872
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
macOS
macOS
Software vendor:
Apple Inc.
Apple Inc.
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to improper management of internal resources within FaceTime when muting a CallKit call, which results in muting not being enabled while ringing. A remote attacker can eavesdrop on conversation.
Remediation
Install updates from vendor's website.