CVE-2020-4701

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-11-19 · updated 2026-06-17
Weakness: CWE-120

Description

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges.

Affected products

IBM Db2 for Linux, UNIX and Windows: 10.5, 11.1, 11.5

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/187078
https://www.ibm.com/support/pages/node/6370025
https://exchange.xforce.ibmcloud.com/vulnerabilities/187078
https://www.ibm.com/support/pages/node/6370025

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