CVE-2020-27931
Quick assessment
Affected
Apple tvOS
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 FontParser是美国Apple公司的一个字体解析的程序。 Apple FontParser 存在安全漏洞。该漏洞源于组件FontParser的一些未知功能。输入未知的操作将导致内存破坏。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-27931
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0. Processing a maliciously crafted font file 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
Apple FontParser 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple FontParser是美国Apple公司的一个字体解析的程序。 Apple FontParser 存在安全漏洞。该漏洞源于组件FontParser的一些未知功能。输入未知的操作将导致内存破坏。
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-2020-27931
| # | 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-2020-27931 (5)
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https://support.apple.com/en-us/HT211844 x_refsource_MISC
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https://support.apple.com/en-us/HT211843 x_refsource_MISC
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https://support.apple.com/en-us/HT212011 x_refsource_MISC
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https://support.apple.com/en-us/HT211850 x_refsource_MISC
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https://support.apple.com/en-us/HT211931 x_refsource_MISC
Same Patch Batch · Apple · 2021-04-02 · 130 CVEs total
| CVE-2020-29614 | Apple Model I/O 安全漏洞 | |
| 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-2020-29613 | Apple iOS 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 | |
| CVE-2020-29624 | Apple 多款产品缓冲区错误漏洞 |
Showing top 20 of 130 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2020-27931
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