CVE-2023-50308— IBM Db2 denial of service
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I. Basic Information for CVE-2023-50308
Vulnerability Information
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Vulnerability Title
IBM Db2 denial of service
Source: NVD (National Vulnerability Database)
Vulnerability Description
IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables. IBM X-Force ID: 273393.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
IBM Db2 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Db2是美国国际商业机器（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 存在安全漏洞，该漏洞源于在特定条件下对列式表运行语句时，容易遭受拒绝服务。
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 | 11.5 | - |
II. Public POCs for CVE-2023-50308
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.ibm.com/support/pages/node/7105506vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2023-50308
Same Patch Batch · IBM · 2024-01-22 · 8 CVEs total
| CVE-2023-27859 | 6.5 MEDIUM | IBM Db2 code execution |
| CVE-2023-47152 | 5.9 MEDIUM | IBM Db2 information disclosure |
| CVE-2023-45193 | 5.9 MEDIUM | IBM Db2 denial of service |
| CVE-2023-47141 | 5.3 MEDIUM | IBM Db2 denial of service |
| CVE-2023-47158 | 5.3 MEDIUM | IBM Db2 denial of service |
| CVE-2023-47747 | 5.3 MEDIUM | IBM Db2 denial of service |
| CVE-2023-47746 | 5.3 MEDIUM | IBM Db2 denial of service |
IV. Related Vulnerabilities
Same vendor: IBM
- CVE-2026-1577
IBM® Db2® is vulnerable to a denial of service with a specia - CVE-2025-36122
IBM® Db2® is vulnerable to a denial of service with a specia - CVE-2025-14688
IBM® Db2® is vulnerable to a denial of service when fetching - CVE-2026-2311
IBM i is affected by a privilege escalation vulnerability in - CVE-2025-36180
Inadequate Pod Communication Restrictions, affects watsonx.d
Same weakness: CWE-20
V. Comments for CVE-2023-50308
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