Published: 02/04/2021 Updated: 08/04/2021

CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6

CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8

VMScore: 606

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing maliciously crafted web content may lead to code execution.

Vulnerable Product	Search on Vulmon	Subscribe to Product
apple ipados
apple iphone os
apple mac os x
apple mac os x 10.14.6
apple mac os x 10.15.7
apple macos
apple tvos
apple watchos

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-02-01-1 macOS Big Sur 112, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave macOS Big Sur 112, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave addresses the following issues Information about the security content is also available at supp ...

CWE-787 https://support.apple.com/en-us/HT212146 https://support.apple.com/en-us/HT212147 https://support.apple.com/en-us/HT212148 https://support.apple.com/en-us/HT212149 https://nvd.nist.gov http://seclists.org/fulldisclosure/2021/Feb/14

CVE-2021-1747

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