CVE-2021-20488

Name: CVE-2021-20488
Creator: NVD / NIST
Published: 2021-06-16T17:15:07.747+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.91%

Last modified Jun 17, 2026

CVE-2021-20488 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. IBM Security Identity Manager 6.0.2 could allow an authenticated malicious user to change the passwords of other users in the Windows AD environment when IBM Security Identity Manager Windows Password Synch Plug-in is deployed and configured. IBM X-Force ID: 197789.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.

Description

IBM Security Identity Manager 6.0.2 could allow an authenticated malicious user to change the passwords of other users in the Windows AD environment when IBM Security Identity Manager Windows Password Synch Plug-in is deployed and configured. IBM X-Force ID: 197789.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.91%

55.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ibm	Security Identity Manager	6.0.2

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/197789VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6464081Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/197789VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6464081Patch, Vendor Advisory

Timeline

Published: Jun 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-20488?

How severe is CVE-2021-20488?

CVE-2021-20488 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.

How do I fix CVE-2021-20488?

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-2021-20488?

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

Scan your code now

Source: NVD / NIST