This security bulletin contains one high risk vulnerability.
Exploit availability: NoDescription
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a type confusion error within the XNU subsystem. A local user can run a specially crafted program to trigger a type confusion error and execute arbitrary code with elevated privileges.
Note, the vulnerability is being actively exploited in the wild.
Install updates from vendor's website.Vulnerable software versions
macOS: 10.15 19A583, 10.15 19A602, 10.15 19A603, 10.15.1 19B88, 10.15.2 19C57, 10.15.3 19D76, 10.15.4 19E266, 10.15.4 19E287, 10.15.5 19F96, 10.15.5 19F101, 10.15.6 19G73, 10.15.6 19G2021, 10.15.7 19H2, 10.15.7 19H4, 10.15.7 19H15, 10.15.7 19H114, 10.15.7 19H512, 10.15.7 19H524, 10.15.7 19H1030, 10.15.7 19H1217, 10.15.7 19H1323, 10.15.7 19H1417CPE2.3
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.