CVE-2021-30851
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 tvOS是美国苹果（Apple）公司的一套智能电视操作系统。 Apple 多款产品存在缓冲区错误漏洞，该漏洞源于内存损坏。攻击者可通过恶意制作的web内容导致代码执行，这个问题在Safari 15, tvOS 15, watchOS 8, iOS 15和iPadOS 15被修复。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-30851
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 15, tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to 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
Apple tvOS 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple tvOS是美国苹果（Apple）公司的一套智能电视操作系统。 Apple 多款产品存在缓冲区错误漏洞，该漏洞源于内存损坏。攻击者可通过恶意制作的web内容导致代码执行，这个问题在Safari 15, tvOS 15, watchOS 8, iOS 15和iPadOS 15被修复。
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
II. Public POCs for CVE-2021-30851
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
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Vendor Advisories for CVE-2021-30851 (7)
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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/kb/HT212869 x_refsource_CONFIRM
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https://support.apple.com/en-us/HT212814 x_refsource_MISC
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Mailing List Discussions for CVE-2021-30851 (3)
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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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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/ vendor-advisory x_refsource_FEDORA
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Same Patch Batch · Apple · 2021-08-24 · 152 CVEs total
| CVE-2021-30951 | Apple iOS 和 iPadOS 资源管理错误漏洞 | |
| CVE-2021-30969 | Apple macOS Big Sur 输入验证错误漏洞 | |
| 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-2021-30940 | Apple macOS 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-2021-30851
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