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I. Basic Information for CVE-2020-27931
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0. Processing a maliciously crafted font file may lead to arbitrary code execution.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apple FontParser 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple FontParser是美国Apple公司的一个字体解析的程序。 Apple FontParser 存在安全漏洞。该漏洞源于组件FontParser的一些未知功能。输入未知的操作将导致内存破坏。
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
VendorProductAffected VersionsCPESubscribe
AppletvOS unspecified ~ 14.0 -
ApplewatchOS unspecified ~ 7.0 -
AppleiOS and iPadOS unspecified ~ 14.0 -
ApplemacOS unspecified ~ 11.0 -
ApplemacOS unspecified ~ 11.1 -
II. Public POCs for CVE-2020-27931
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III. Intelligence Information for CVE-2020-27931
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