CVE-2021-1776 Vulnerability Details

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CVE-2021-1776 Metadata Quick Info

CVE Published: 02/04/2021 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: apple | Vendor: Apple | Product: iOS and iPadOS
Status : PUBLISHED

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CVE-2021-1776 Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted font file may lead to arbitrary code execution.

Metrics

CVSS Version: 3.1 | Base Score: n/a
Vector: n/a

l➤ Exploitability Metrics:
    Attack Vector (AV)*
    Attack Complexity (AC)*
    Privileges Required (PR)*
    User Interaction (UI)*
    Scope (S)*

l➤ Impact Metrics:
    Confidentiality Impact (C)*
    Integrity Impact (I)*
    Availability Impact (A)*

Weakness Enumeration (CWE)

CWE-ID:
CWE Name: Processing a maliciously crafted font file may lead to arbitrary code execution
Source: Apple

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description: