CVE-2021-29880

Name: CVE-2021-29880
Creator: NVD / NIST
Published: 2021-08-13T16:15:07.28+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.85%

Last modified Jun 17, 2026

CVE-2021-29880 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be vulnerable to information disclosure between tenants by routing SIEM data to the incorrect domain. IBM X-Force ID: 206979.. EPSS estimates a 0.85% chance of exploitation in the next 30 days.

Description

IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be vulnerable to information disclosure between tenants by routing SIEM data to the incorrect domain. IBM X-Force ID: 206979.

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

0.85%

53.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ibm	Qradar Security Information And Event Manager	7.4.3

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/206979VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6480957Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/206979VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6480957Patch, Vendor Advisory

Timeline

Published: Aug 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29880?

How severe is CVE-2021-29880?

CVE-2021-29880 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29880?

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-2021-29880?

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

Scan your code now

Source: NVD / NIST