CVE-2020-9950

HIGH

Safari < 14.0 - Use-After-Free

Title source: llm
STIX 2.1

Description

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, tvOS 14.0, Safari 14.0, iOS 14.0 and iPadOS 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

References (4)

Core 4
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211843
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211850
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211844
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211845

Scores

CVSS v3 8.8
EPSS 0.0140
EPSS Percentile 69.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (5)
apple/ipados < 14.0
apple/iphone_os < 14.0
apple/safari < 14.0
apple/tvos < 14.0
apple/watchos < 7.0
Published Dec 08, 2020
Tracked Since Feb 18, 2026