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I. Basic Information for CVE-2021-30805
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. An application may be able to execute arbitrary code with kernel privileges.
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 macOS 缓冲区错误漏洞
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 11.5存在缓冲区错误漏洞，本地用户可以运行特制的应用程序来触发缓冲区溢出并以root权限在系统上执行任意代码。
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
AppleSecurity Update - Catalina unspecified ~ 2021 -
ApplemacOS unspecified ~ 11.5 -
ApplemacOS unspecified ~ 2021 -
II. Public POCs for CVE-2021-30805
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III. Intelligence Information for CVE-2021-30805
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IV. Related Vulnerabilities
Same product: Security Update - Catalina
Same vendor: Apple
V. Comments for CVE-2021-30805

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