CVE-2021-1789: CVE-2021-1789

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I. Basic Information for CVE-2021-1789

Vulnerability Information

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Vulnerability Title

N/A

Source: NVD (National Vulnerability Database)

Vulnerability Description

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content 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

WebKit 安全漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

WebKit是KDE、苹果（Apple）、谷歌（Google）等公司共同开发的一套开源的Web浏览器引擎。 Safari 14.0.3 WebKit 存在安全漏洞，该漏洞源于恶意制作的web内容可能导致任意代码执行。

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
Apple	iOS and iPadOS	unspecified ~ 14.4	-
Apple	macOS	unspecified ~ 11.2	-
Apple	macOS	unspecified ~ 7.3	-
Apple	macOS	unspecified ~ 14.4	-
Apple	macOS	unspecified ~ 14.0	-

II. Public POCs for CVE-2021-1789

#	POC Description	Source Link	Shenlong Link

AI-Generated POCPremium

No public POC found.

III. Intelligence Information for CVE-2021-1789

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https://support.apple.com/en-us/HT212147x_refsource_MISC
https://support.apple.com/en-us/HT212152x_refsource_MISC
https://support.apple.com/en-us/HT212149x_refsource_MISC
https://support.apple.com/en-us/HT212148x_refsource_MISC
https://support.apple.com/en-us/HT212146x_refsource_MISC
https://security.gentoo.org/glsa/202104-03vendor-advisoryx_refsource_GENTOO
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/vendor-advisoryx_refsource_FEDORA
https://nvd.nist.gov/vuln/detail/CVE-2021-1789

IV. Related Vulnerabilities

Same product: iOS and iPadOS

Same vendor: Apple

V. Comments for CVE-2021-1789

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I. Basic Information for CVE-2021-1789

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2021-1789

III. Intelligence Information for CVE-2021-1789

IV. Related Vulnerabilities

V. Comments for CVE-2021-1789

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