What’s Vulnerable › Vulnerabilities

CVE-2023-40372: IBM Db2 denial of service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-17 · updated 2026-06-17
• Weakness: CWE-20

Description

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service with a specially crafted SQL statement using External Tables. IBM X-Force ID: 263499.

Affected products

• IBM Db2 for Linux, UNIX and Windows: from 11.5 through 11.5.8

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/263499
• https://security.netapp.com/advisory/ntap-20231116-0007/
• https://www.ibm.com/support/pages/node/7047561
• https://exchange.xforce.ibmcloud.com/vulnerabilities/263499
• https://security.netapp.com/advisory/ntap-20231116-0007/
• https://www.ibm.com/support/pages/node/7047561

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