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CVE-2021-29703

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。 IBM DB2 for Linux、UNIX和Windows(包括DB2 Connect Server)存在命令注入漏洞，该漏洞源于服务器在执行特别设计的SELECT语句时异常终止。

AI Predicted 5.3 Difficulty: Easy EPSS 1.69% · P75

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-29703

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to a denial of service as the server terminates abnormally when executing a specially crafted SELECT statement. IBM X-Force ID: 200659.
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 命令注入漏洞
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。 IBM DB2 for Linux、UNIX和Windows(包括DB2 Connect Server)存在命令注入漏洞，该漏洞源于服务器在执行特别设计的SELECT语句时异常终止。
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 10.5 -

II. Public POCs for CVE-2021-29703

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III. Intelligence Information for CVE-2021-29703

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Vendor Advisories for CVE-2021-29703 (3)

Same Patch Batch · IBM · 2021-06-24 · 5 CVEs total

CVE-2020-4885 IBM DB2 后置链接漏洞
CVE-2020-4945 IBM DB2 安全漏洞
CVE-2021-20579 IBM DB2 信息泄露漏洞
CVE-2021-29777 IBM DB2 安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2021-29703

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