Vulnerability identifier: #VU48171
Vulnerability risk: Critical
Exploitation vector: Network
Exploit availability: No
Vendor: Apple Inc.
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing fonts within the FontParser component. A remote attacker can create a specially crafted document or web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, this vulnerability is being actively exploited in the wild.
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Vulnerable software versions
macOS: 10.15, 10.15 SU1, 10.15.1, 10.15.2, 10.15.3, 10.15.4, 10.15.4 SU1, 10.15.5, 10.15.5 SU1, 10.15.6, 10.15.6 SU1, 10.15.7
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.