CVE-2021-30826
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 15 和 iPadOS 15存在缓冲区错误漏洞，该漏洞源于Telephony子系统内部的逻辑问题，攻击者可利用该漏洞执行MitM攻击并截获敏感信息。
Possible ATT&CK Techniques 1 AI
T1078 · Valid Accounts
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I. Basic Information for CVE-2021-30826
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A logic issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. In certain situations, the baseband would fail to enable integrity and ciphering protection.
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 缓冲区错误漏洞
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 15 和 iPadOS 15存在缓冲区错误漏洞，该漏洞源于Telephony子系统内部的逻辑问题，攻击者可利用该漏洞执行MitM攻击并截获敏感信息。
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 | - |
|
II. Public POCs for CVE-2021-30826
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-30826 (2)
-
https://support.apple.com/kb/HT212807 x_refsource_CONFIRM
-
https://support.apple.com/en-us/HT212814 x_refsource_MISC
Mailing List Discussions for CVE-2021-30826 (1)
Same Patch Batch · Apple · 2021-10-19 · 27 CVEs total
| CVE-2021-30837 | Apple iPadOS 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-2021-30846 | 多款 Apple 产品缓冲区错误漏洞 | |
| 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-2020-29622 | Apple macOS Catalina竞争条件问题漏洞 | |
| CVE-2021-30832 | Apple macOS Big Sur缓冲区错误漏洞 | |
| 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-2021-30807 | 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-2021-30826
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