PT-2021-13638 · Apple · Ios+1

Pattern_F + 1 · Published 2021-09-08 · Updated 2021-09-20 · CVE-2021-1877

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: iOS versions prior to 14.5 iPadOS versions prior to 14.5

Description: The issue is related to an out-of-bounds read that has been addressed with improved input validation. A local user may be able to read kernel memory.

Recommendations: For iOS versions prior to 14.5, update to iOS 14.5 or later. For iPadOS versions prior to 14.5, update to iPadOS 14.5 or later.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-1877

Affected Products

Ios

Ipados

References · 3

• https://support.apple.com/en-us/HT212317 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1877 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1877 · Security Note