PT-2020-20928 · Apple · Ios+2

Junzhi Lu + 2 · Published 2020-11-12 · Updated 2023-01-09 · CVE-2020-9996

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions macOS versions prior to 11.0.1 iOS versions prior to 14.0 iPadOS versions prior to 14.0

Description A use after free issue was addressed with improved memory management, which may allow a malicious application to elevate privileges.

Recommendations For macOS versions prior to 11.0.1, update to macOS Big Sur 11.0.1. For iOS versions prior to 14.0, update to iOS 14.0. For iPadOS versions prior to 14.0, update to iPadOS 14.0.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2020-9996

ZDI-20-1393

Affected Products

Apple Macos

Ios

Ipados

References · 10

• https://zerodayinitiative.com/advisories/ZDI-20-1393 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-9996 · Security Note
• https://osv.dev/vulnerability/CVE-2020-9996 · Vendor Advisory
• https://support.apple.com/en-us/HT211931 · Vendor Advisory
• https://support.apple.com/en-us/HT211850 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9996 · Note
• https://t.me/cvenotify/6882 · Telegram Post
• https://support.apple.com/en-us/102846 · Note
• https://t.me/cvenotify/6754 · Telegram Post
• http://seclists.org/fulldisclosure/2020/Dec/32 · Note