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CVE-2020-4387

Quick assessment

Affected
IBM DB2 for Linux- UNIX and Windows
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.

IBM DB2是美国IBM公司的一套关系型数据库管理系统。该系统的执行环境主要有UNIX、Linux、IBMi、z/OS以及Windows服务器版本。 基于Linux、UNIX和Windows平台的IBM DB2（包括DB2 Connect Server）中存在安全漏洞。本地攻击者可利用该漏洞获取敏感信息。以下产品及版本受到影响：IBM DB2 9.7版本，10.1版本，10.5版本，11.1版本，11.5版本。

AI Predicted 3.3 Difficulty: Moderate EPSS 0.25% · P14

Possible ATT&CK Techniques 1 AI

T1564.004 · NTFS File Attributes
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I. Basic Information for CVE-2020-4387

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow a local user to obtain sensitive information using a race condition of a symbolic link. IBM X-Force ID: 179269.
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
IBM DB2 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM DB2是美国IBM公司的一套关系型数据库管理系统。该系统的执行环境主要有UNIX、Linux、IBMi、z/OS以及Windows服务器版本。 基于Linux、UNIX和Windows平台的IBM DB2（包括DB2 Connect Server）中存在安全漏洞。本地攻击者可利用该漏洞获取敏感信息。以下产品及版本受到影响：IBM DB2 9.7版本，10.1版本，10.5版本，11.1版本，11.5版本。
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
IBM DB2 for Linux- UNIX and Windows 9.7 -

II. Public POCs for CVE-2020-4387

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III. Intelligence Information for CVE-2020-4387

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Vendor Advisories for CVE-2020-4387 (2)

Same Patch Batch · IBM · 2020-07-01 · 11 CVEs total

CVE-2020-4420 IBM DB2 安全漏洞
CVE-2020-4414 IBM DB2 安全漏洞
CVE-2020-4376 IBM MQ 安全漏洞
CVE-2020-4386 IBM DB2 竞争条件问题漏洞
CVE-2019-4706 IBM Security Identity Manager Virtual Appliance 日志信息泄露漏洞
CVE-2020-4355 IBM DB2 资源管理错误漏洞
CVE-2020-4363 IBM DB2 缓冲区错误漏洞
CVE-2019-4704 IBM Security Identity Manager Virtual Appliance 安全漏洞
CVE-2019-4705 IBM Security Identity Manager Virtual Appliance 信息泄露漏洞
CVE-2019-4676 IBM Security Identity Manager Virtual Appliance 安全漏洞

IV. Related Vulnerabilities

Same product: DB2 for Linux- UNIX and Windows
Same vendor: IBM

V. Comments for CVE-2020-4387

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