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CVE-2019-8840

Quick assessment

Affected
Apple Xcode
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 Xcode是美国苹果（Apple）公司的一套向开发人员提供的集成开发环境，它主要用于开发Mac OS X和iOS的应用程序。 Apple Xcode 11.3之前版本中的ld64组件存在缓冲区错误漏洞。攻击者可利用该漏洞以用户权限执行任意代码。

AI Predicted 7.8 Difficulty: Moderate EPSS 1.33% · P70

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-8840

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in Xcode 11.3. Compiling with untrusted sources may lead to arbitrary code execution with user privileges.
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 Xcode 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple Xcode是美国苹果（Apple）公司的一套向开发人员提供的集成开发环境，它主要用于开发Mac OS X和iOS的应用程序。 Apple Xcode 11.3之前版本中的ld64组件存在缓冲区错误漏洞。攻击者可利用该漏洞以用户权限执行任意代码。
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 Xcode unspecified ~ 11.3 -

II. Public POCs for CVE-2019-8840

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III. Intelligence Information for CVE-2019-8840

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Vendor Advisories for CVE-2019-8840 (1)

Same Patch Batch · Apple · 2020-10-27 · 140 CVEs total

CVE-2019-8824 Apple macOS Catalina 缓冲区错误漏洞
CVE-2019-8836 多款Apple产品缓冲区错误漏洞
CVE-2019-8838 多款Apple产品缓冲区错误漏洞
CVE-2019-8842 Apple macOS Catalina 缓冲区错误漏洞
CVE-2019-8839 Apple macOS Catalina 缓冲区错误漏洞
CVE-2019-8844 多款Apple产品缓冲区错误漏洞
CVE-2019-8841 Apple iOS和Apple iPadOS 信息泄露漏洞
CVE-2019-8833 多款Apple产品缓冲区错误漏洞
CVE-2019-8832 多款Apple产品缓冲区错误漏洞
CVE-2019-8837 Apple macOS Catalina 缓冲区错误漏洞
CVE-2019-8830 多款Apple产品缓冲区错误漏洞
CVE-2019-8835 多款Apple产品缓冲区错误漏洞
CVE-2019-8834 多款Apple产品安全漏洞
CVE-2019-8828 多款Apple产品缓冲区错误漏洞
CVE-2019-8827 多款Apple产品信息泄露漏洞
CVE-2019-8831 多款Apple产品缓冲区错误漏洞
CVE-2019-8829 多款Apple产品缓冲区错误漏洞
CVE-2019-8826 Apple macOS Catalina 缓冲区错误漏洞
CVE-2019-8773 多款Apple产品安全漏洞
CVE-2019-8776 Apple macOS Catalina 缓冲区错误漏洞

Showing top 20 of 140 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Xcode
Same vendor: Apple

V. Comments for CVE-2019-8840

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