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I. Basic Information for CVE-2021-1748
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A validation issue was addressed with improved input sanitization. This issue is fixed in tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted URL may lead to arbitrary javascript 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 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple iOS等都是美国苹果（Apple）公司的产品。Apple iOS是一套为移动设备所开发的操作系统。Apple tvOS是一套智能电视操作系统。Apple watchOS是一套智能手表操作系统。 Apple 多款产品存在安全漏洞，该漏洞源于处理恶意制作的URL可能导致任意javascript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
VendorProductAffected VersionsCPESubscribe
AppleiOS and iPadOS unspecified ~ 14.4 -
ApplewatchOS unspecified ~ 7.3 -
AppletvOS unspecified ~ 14.4 -
II. Public POCs for CVE-2021-1748
#POC DescriptionSource LinkShenlong Link
1Block "itms scheme" / fix CVE-2021-1748https://github.com/Ivanhoe76zzzz/itmsBlockPOC Details
2Backporting CVE-2021-1748 patch for iOS <=14.3https://github.com/ChiChou/mistune-patch-backportPOC Details
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III. Intelligence Information for CVE-2021-1748
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New Vulnerabilities
Product: iOS and iPadOS
Vendor: Apple
V. Comments for CVE-2021-1748

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