CVE-2021-30998
Quick assessment
Affected
Apple iOS and iPadOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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。
Possible ATT&CK Techniques 1 AI
T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-30998
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apple | iOS and iPadOS | unspecified ~ 15.2 | - |
|
II. Public POCs for CVE-2021-30998
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-30998 (1)
-
https://support.apple.com/en-us/HT212976 x_refsource_MISC
Same Patch Batch · Apple · 2021-08-24 · 152 CVEs total
| CVE-2021-30950 | Apple macOS Big Sur 权限许可和访问控制问题漏洞 | |
| CVE-2021-30968 | Apple iOS和Apple iPadOS 后置链接漏洞 | |
| CVE-2021-30967 | Apple iOS 和 iPadOS 权限许可和访问控制问题漏洞 | |
| CVE-2021-30966 | Apple iOS 和 iPadOS 信息泄露漏洞 | |
| CVE-2021-30965 | Apple macOS Big Sur 安全漏洞 | |
| CVE-2021-30964 | Apple iOS 和 iPadOS 安全漏洞 | |
| CVE-2021-30963 | Apple macOS Big Sur 缓冲区错误漏洞 | |
| CVE-2021-30962 | Apple tvOS和Apple macOS Big Sur 安全漏洞 | |
| CVE-2021-30961 | Apple macOS Big Sur 缓冲区错误漏洞 | |
| CVE-2021-30960 | Apple iOS 和 iPadOS 缓冲区错误漏洞 | |
| CVE-2021-30959 | Apple macOS Big Sur 缓冲区错误漏洞 | |
| CVE-2021-30958 | Apple iOS 和 iPadOS 缓冲区错误漏洞 | |
| CVE-2021-30957 | Apple iOS 和 iPadOS 缓冲区错误漏洞 | |
| CVE-2021-30956 | Apple iOS和Apple iPadOS 安全漏洞 | |
| CVE-2021-30955 | Apple iOS 和 iPadOS 竞争条件问题漏洞 | |
| CVE-2021-30954 | Apple tvOS 安全漏洞 | |
| CVE-2021-30953 | Apple iOS 和 iPadOS 缓冲区错误漏洞 | |
| CVE-2021-30952 | Apple iOS 和 iPadOS 输入验证错误漏洞 | |
| CVE-2021-30951 | Apple iOS 和 iPadOS 资源管理错误漏洞 | |
| CVE-2021-30939 | Apple iOS 和 iPadOS 缓冲区错误漏洞 |
Showing top 20 of 152 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-30998
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