Use-after-free in Apple Safari - CVE-2020-9783
Published: March 27, 2020 / Updated: March 27, 2020
Vulnerability identifier: #VU26429
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-9783
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing maliciously crafted web content. A remote attacker can trick a victim to open a specially crafted file or visit a malicious page and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Affected software
Apple Safari
Apple iOS
iPadOS
Apple iOS
iPadOS
How to mitigate CVE-2020-9783
Install updates from vendor's website.
Apple Safari - update to 13.1
Apple iOS - update to 13.4 17E255
iPadOS - update to 13.4
Apple iOS - update to 13.4 17E255
iPadOS - update to 13.4