CVE-2021-30846
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 Safari等都是美国苹果（Apple）公司的产品。Apple Safari是一款Web浏览器，是Mac OS X和iOS操作系统附带的默认浏览器。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。 多款 Apple 产品存在缓冲区错误漏洞，该漏洞源于在WebKit中处理HTML内容时出现边界错误。远程攻击者可利用该漏洞可以创建一个专门制作的网页，诱骗受害者打开它，引发内存损坏，并在目标系统上执行任意代码。该漏洞允许远程攻击者可利用该漏洞在目标系统
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-30846
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously crafted web content may lead to arbitrary code execution.
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
多款 Apple 产品缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple Safari等都是美国苹果（Apple）公司的产品。Apple Safari是一款Web浏览器，是Mac OS X和iOS操作系统附带的默认浏览器。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。 多款 Apple 产品存在缓冲区错误漏洞，该漏洞源于在WebKit中处理HTML内容时出现边界错误。远程攻击者可利用该漏洞可以创建一个专门制作的网页，诱骗受害者打开它，引发内存损坏，并在目标系统上执行任意代码。该漏洞允许远程攻击者可利用该漏洞在目标系统
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 ~ 14.8 | - |
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| Apple | iOS and iPadOS | unspecified ~ 15 | - |
|
| Apple | tvOS | unspecified ~ 15 | - |
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| Apple | Safari | unspecified ~ 15 | - |
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| Apple | watchOS | unspecified ~ 8 | - |
|
II. Public POCs for CVE-2021-30846
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Vendor Advisories for CVE-2021-30846 (8)
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https://support.apple.com/en-us/HT212816 x_refsource_MISC
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https://support.apple.com/en-us/HT212819 x_refsource_MISC
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https://support.apple.com/en-us/HT212815 x_refsource_MISC
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https://support.apple.com/en-us/HT212814 x_refsource_MISC
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https://support.apple.com/en-us/HT212807 x_refsource_MISC
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https://support.apple.com/kb/HT212869 x_refsource_CONFIRM
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Mailing List Discussions for CVE-2021-30846 (10)
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/ vendor-advisory x_refsource_FEDORA
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/ vendor-advisory x_refsource_FEDORA
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Same Patch Batch · Apple · 2021-10-19 · 27 CVEs total
| CVE-2021-30832 | Apple macOS Big Sur缓冲区错误漏洞 | |
| CVE-2021-30849 | Apple Safari 缓冲区错误漏洞 | |
| CVE-2021-30850 | Apple TV app 安全漏洞 | |
| CVE-2021-30848 | Apple macOS Catalina 缓冲区错误漏洞 | |
| CVE-2021-30847 | Apple iTunes 缓冲区错误漏洞 | |
| CVE-2021-30843 | Apple tvOS 缓冲区错误漏洞 | |
| CVE-2021-30845 | Apple macOS Big Sur 缓冲区错误漏洞 | |
| CVE-2021-30844 | Apple macOS Catalina安全漏洞 | |
| CVE-2021-30841 | Apple tvOS 缓冲区错误漏洞 | |
| CVE-2021-30838 | Apple iOS和Apple iPadOS 缓冲区错误漏洞 | |
| CVE-2021-30842 | Apple TV app 缓冲区错误漏洞 | |
| CVE-2021-30835 | Apple iTunes 缓冲区错误漏洞 | |
| CVE-2021-30837 | Apple iPadOS 缓冲区错误漏洞 | |
| CVE-2020-29622 | Apple macOS Catalina竞争条件问题漏洞 | |
| CVE-2021-30830 | Apple macOS Big Sur 缓冲区错误漏洞 | |
| CVE-2021-30828 | Apple macOS Big Sur安全漏洞 | |
| CVE-2021-30829 | Apple macOS Big Sur 安全漏洞 | |
| CVE-2021-30827 | Apple macOS Big Sur 安全漏洞 | |
| CVE-2021-30826 | Apple iOS和Apple iPadOS 缓冲区错误漏洞 | |
| CVE-2021-30807 | Apple iPadOS 缓冲区错误漏洞 |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-30846
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