What’s Vulnerable › Vulnerabilities

CVE-2020-4135

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-19 · updated 2026-06-17

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 an unauthenticated user to send specially crafted packets to cause a denial of service from excessive memory usage.

Affected products

• IBM Db2 for Linux, UNIX and Windows: 9.7, 10.1, 10.5, 11.1, 11.5
• OnCommand Insight: all versions

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/173806
• https://security.netapp.com/advisory/ntap-20210108-0001/
• https://www.ibm.com/support/pages/node/2876307
• https://exchange.xforce.ibmcloud.com/vulnerabilities/173806
• https://security.netapp.com/advisory/ntap-20210108-0001/
• https://www.ibm.com/support/pages/node/2876307

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