PT-2020-6130 · Apple · Tvos+4

Published 2020-06-01 · Updated 2025-10-23 · CVE-2020-9859

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 13.5.1 iPadOS versions prior to 13.5.1 macOS Catalina versions prior to 10.15.5 Supplemental Update tvOS versions prior to 13.4.6 watchOS versions prior to 6.2.6

Description A memory consumption issue was addressed with improved memory handling, allowing an application to potentially execute arbitrary code with kernel privileges. This issue may be exploited to elevate privileges.

Recommendations For iOS versions prior to 13.5.1, update to iOS 13.5.1 or later. For iPadOS versions prior to 13.5.1, update to iPadOS 13.5.1 or later. For macOS Catalina versions prior to 10.15.5 Supplemental Update, apply the macOS Catalina 10.15.5 Supplemental Update. For tvOS versions prior to 13.4.6, update to tvOS 13.4.6 or later. For watchOS versions prior to 6.2.6, update to watchOS 6.2.6 or later.

Fix

Double Free

Resource Exhaustion

Weakness Enumeration

CWE-415

CWE-400

Related Identifiers

BDU:2021-03135

CVE-2020-9859

Affected Products

Ios

Ipados

Macos Catalina

Tvos

Watchos

References · 11

• https://bdu.fstec.ru/vul/2021-03135 · Security Note
• https://osv.dev/vulnerability/CVE-2020-9859 · Vendor Advisory
• https://support.apple.com/HT211214 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-9859 · Security Note
• https://t.me/cvenotify/112789 · Telegram Post
• https://cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9859 · Note
• https://t.me/cvenotify/4234 · Telegram Post
• https://kb.cert.org/vuls/id/127371 · Note
• https://cisa.gov/sites/default/files/csv/known_exploited_vulnerabilities.csv · Note
• https://t.me/cibsecurity/12491 · Telegram Post
• https://t.me/cveNotify/140051 · Telegram Post