CVE-2020-4642

Name: CVE-2020-4642
Creator: NVD / NIST
Published: 2020-12-23T17:15:13.137+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2020-4642 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

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 local attacker to cause a denial of service inside the "DB2 Management Service".

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.36%

28.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ibm	Db2	9.7
Ibm	Db2	10.1
Ibm	Db2	10.5
Ibm	Db2	11.1
Ibm	Db2	11.5

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/185589VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20210129-0009/Third Party Advisory
https://www.ibm.com/support/pages/node/6391652Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/185589VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20210129-0009/Third Party Advisory
https://www.ibm.com/support/pages/node/6391652Vendor Advisory

Timeline

Published: Dec 23, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-4642?

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".

How severe is CVE-2020-4642?

CVE-2020-4642 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4642?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-4642?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST