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I. Basic Information for CVE-2020-9897
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, macOS Big Sur 11.0.1. Processing a maliciously crafted PDF 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 iOS and iPadOS and macOS Big Sur 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple iOS是美国苹果（Apple）公司的一套为移动设备所开发的操作系统。 Apple iOS and iPadOS and macOS Big Sur 存在安全漏洞，该漏洞源于系统当中对于用户输入验证存在问题，导致越界写入。系统处理恶意编写的PDF可能导致任意代码执行。更新使用改进的输入验证解决了越界写入问题。
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
AppleiOS and iPadOS unspecified ~ 14.2 -
ApplemacOS unspecified ~ 11.0 -
II. Public POCs for CVE-2020-9897
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III. Intelligence Information for CVE-2020-9897
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IV. Related Vulnerabilities
Same product: iOS and iPadOS
Same vendor: Apple
V. Comments for CVE-2020-9897

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