PT-2020-20839 · Apple · Tvos+4

Jundong Xie + 1 · Published 2020-10-16 · Updated 2023-01-09 · CVE-2020-9889

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 Apple iOS versions prior to 13.6 Apple iPadOS versions prior to 13.6 Apple macOS Catalina versions prior to 10.15.6 Apple tvOS versions prior to 13.4.8 Apple watchOS versions prior to 6.2.8

Description An out-of-bounds write issue was addressed with improved bounds checking. Processing a maliciously crafted audio file may lead to arbitrary code execution.

Recommendations For Apple iOS versions prior to 13.6, update to iOS 13.6 or later. For Apple iPadOS versions prior to 13.6, update to iPadOS 13.6 or later. For Apple macOS Catalina versions prior to 10.15.6, update to macOS Catalina 10.15.6 or later. For Apple tvOS versions prior to 13.4.8, update to tvOS 13.4.8 or later. For Apple watchOS versions prior to 6.2.8, update to watchOS 6.2.8 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-9889

ZDI-20-1391

Affected Products

Ios

Ipados

Macos Catalina

Tvos

Watchos

References · 7

• https://support.apple.com/HT211290 · Vendor Advisory
• https://support.apple.com/HT211291 · Vendor Advisory
• https://support.apple.com/HT211289 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-9889 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-9889 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-20-1391 · Security Note
• https://support.apple.com/HT211288 · Vendor Advisory