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I. Basic Information for CVE-2021-30998
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A S/MIME issue existed in the handling of encrypted email. This issue was addressed with improved selection of the encryption certificate. This issue is fixed in iOS 15.2 and iPadOS 15.2. A sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address.
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和Apple iPadOS 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple iOS和Apple iPadOS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 iPadOS是一套用于iPad平板电脑的操作系统。 Apple iOS和Apple iPadOS 存在安全漏洞,该漏洞源于处理加密电子邮件时存在 S/MIME 问题。 使用具有多个电子邮件地址的证书发送 S/MIME 加密电子邮件时,发件人的电子邮件地址可能会泄露。
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 ~ 15.2 -
II. Public POCs for CVE-2021-30998
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III. Intelligence Information for CVE-2021-30998
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IV. Related Vulnerabilities
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