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CVE-2021-1775

Quick assessment

Affected
Apple macOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apple macOS是美国苹果（Apple）公司的一套专为Mac计算机所开发的专用操作系统。 Apple macOS 存在安全漏洞，该漏洞源于macOS的FontParser组件中处理字体文件时，对用户提供的输入的验证不足，因此存在此漏洞。远程攻击者可以诱骗受害者打开特制文档或网页，并在系统上执行任意代码。以下产品或版本存在漏洞：macOS 10.14、macOS 10.14.1、macOS 10.14.2、macOS 10.14.3、macOS 10.14.4、macOS 10.14.5、macOS

AI Predicted 8.8 Difficulty: Hard EPSS 0.89% · P56

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-1775

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Processing a maliciously crafted font may lead to arbitrary code execution.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Apple macOS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple macOS是美国苹果（Apple）公司的一套专为Mac计算机所开发的专用操作系统。 Apple macOS 存在安全漏洞，该漏洞源于macOS的FontParser组件中处理字体文件时，对用户提供的输入的验证不足，因此存在此漏洞。远程攻击者可以诱骗受害者打开特制文档或网页，并在系统上执行任意代码。以下产品或版本存在漏洞：macOS 10.14、macOS 10.14.1、macOS 10.14.2、macOS 10.14.3、macOS 10.14.4、macOS 10.14.5、macOS
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apple macOS unspecified ~ 11.2 -

II. Public POCs for CVE-2021-1775

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III. Intelligence Information for CVE-2021-1775

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Vendor Advisories for CVE-2021-1775 (1)

Same Patch Batch · Apple · 2021-04-02 · 130 CVEs total

CVE-2020-29613 Apple iOS 安全漏洞
CVE-2020-27937 Apple Directory Utility 信息泄露漏洞
CVE-2020-27939 Apple macOS Big Sur 安全漏洞
CVE-2020-27941 Apple macOS 安全漏洞
CVE-2020-27943 Apple FontParser 缓冲区错误漏洞
CVE-2020-27938 Apple Power Management 安全漏洞
CVE-2020-27945 Apple CFNetwork Cache 输入验证错误漏洞
CVE-2020-27944 Apple macOS 缓冲区错误漏洞
CVE-2020-27947 Apple macOS 缓冲区错误漏洞
CVE-2020-27946 Apple FontParser 信息泄露漏洞
CVE-2020-27951 Apple iOS 安全漏洞
CVE-2020-27952 Apple macOS 缓冲区错误漏洞
CVE-2020-27948 Apple CoreAudio 缓冲区错误漏洞
CVE-2020-29612 Apple macOS 缓冲区错误漏洞
CVE-2020-27949 Apple Kernel 安全漏洞
CVE-2020-29610 Apple macOS 缓冲区错误漏洞
CVE-2020-29608 Apple FontParser 缓冲区错误漏洞
CVE-2020-29623 苹果 Apple macOS 安全漏洞
CVE-2020-29639 Apple iOS和Apple iPadOS 缓冲区错误漏洞
CVE-2020-29625 Apple macOS Big Sur 安全漏洞

Showing top 20 of 130 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: macOS
Same vendor: Apple

V. Comments for CVE-2021-1775

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