CVE-2021-20579

Name: CVE-2021-20579
Creator: NVD / NIST
Published: 2021-06-24T19:15:08.38+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.11%

Last modified Jun 17, 2026

CVE-2021-20579 is a medium-severity vulnerability rated 6.5/10 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 a user who can create a view or inline SQL function to obtain sensitive information when AUTO_REVAL is set to DEFFERED_FORCE. IBM X-Force ID: 199283.. EPSS estimates a 1.11% 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 a user who can create a view or inline SQL function to obtain sensitive information when AUTO_REVAL is set to DEFFERED_FORCE. IBM X-Force ID: 199283.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.11%

61.7th 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/199283VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20210720-0006/Third Party Advisory
https://www.ibm.com/support/pages/node/6466369Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/199283VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20210720-0006/Third Party Advisory
https://www.ibm.com/support/pages/node/6466369Patch, Vendor Advisory

Timeline

Published: Jun 24, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-20579?

How severe is CVE-2021-20579?

CVE-2021-20579 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.

How do I fix CVE-2021-20579?

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-2021-20579?

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

Scan your code now

Source: NVD / NIST