CVE-2021-1782
Quick assessment
Affected
Apple iOS and iPadOS
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Apple Kernel是美国苹果（Apple）公司的Apple设备的内核。 Apple Kernel 存在安全漏洞，恶意应用程序利用该漏洞可能能够提升特权。
In-the-Wild Activity Observed
cisa_kev · confirmed
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-1782
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A race condition was addressed with improved locking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited..
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 Kernel 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple Kernel是美国苹果（Apple）公司的Apple设备的内核。 Apple Kernel 存在安全漏洞，恶意应用程序利用该漏洞可能能够提升特权。
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)
Shenlong Deep Dive — AI Deep Analysis
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Affected Products
II. Public POCs for CVE-2021-1782
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/raymontag/cve-2021-1782 | POC Details |
| 2 | None | https://github.com/synacktiv/CVE-2021-1782 | POC Details |
AI-Generated POC
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Vendor Advisories for CVE-2021-1782 (4)
-
https://support.apple.com/en-us/HT212147 x_refsource_MISC
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https://support.apple.com/en-us/HT212149 x_refsource_MISC
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https://support.apple.com/en-us/HT212148 x_refsource_MISC
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https://support.apple.com/en-us/HT212146 x_refsource_MISC
Same Patch Batch · Apple · 2021-04-02 · 130 CVEs total
| CVE-2020-29613 | Apple iOS 安全漏洞 | |
| CVE-2020-27937 | Apple Directory Utility 信息泄露漏洞 | |
| CVE-2020-27939 | Apple macOS Big Sur 安全漏洞 | |
| CVE-2020-27941 | Apple macOS 安全漏洞 | |
| CVE-2020-27943 | Apple FontParser 缓冲区错误漏洞 | |
| CVE-2020-27938 | Apple Power Management 安全漏洞 | |
| CVE-2020-27945 | Apple CFNetwork Cache 输入验证错误漏洞 | |
| CVE-2020-27944 | Apple macOS 缓冲区错误漏洞 | |
| CVE-2020-27947 | Apple macOS 缓冲区错误漏洞 | |
| CVE-2020-27946 | Apple FontParser 信息泄露漏洞 | |
| CVE-2020-27951 | Apple iOS 安全漏洞 | |
| CVE-2020-27952 | Apple macOS 缓冲区错误漏洞 | |
| CVE-2020-27948 | Apple CoreAudio 缓冲区错误漏洞 | |
| CVE-2020-29612 | Apple macOS 缓冲区错误漏洞 | |
| CVE-2020-27949 | Apple Kernel 安全漏洞 | |
| CVE-2020-29610 | Apple macOS 缓冲区错误漏洞 | |
| CVE-2020-29608 | Apple FontParser 缓冲区错误漏洞 | |
| CVE-2020-29623 | 苹果 Apple macOS 安全漏洞 | |
| CVE-2020-29639 | Apple iOS和Apple iPadOS 缓冲区错误漏洞 | |
| CVE-2020-29625 | Apple macOS Big Sur 安全漏洞 |
Showing top 20 of 130 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-1782
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