CVE-2021-29755

Name: CVE-2021-29755
Creator: NVD / NIST
Published: 2022-07-20T18:15:08.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2021-29755 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. IBM QRadar SIEM 7.3, 7.4, and 7.5 does not preform proper certificate validation for some inter-host communications. IBM X-Force ID: 202015.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

IBM QRadar SIEM 7.3, 7.4, and 7.5 does not preform proper certificate validation for some inter-host communications. IBM X-Force ID: 202015.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.43%

34.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions
Ibm	Qradar Security Information And Event Manager	>= 7.3.0, < 7.3.3
Ibm	Qradar Security Information And Event Manager	>= 7.4.0, < 7.4.3
Ibm	Qradar Security Information And Event Manager	7.3.3
Ibm	Qradar Security Information And Event Manager	7.4.3
Ibm	Qradar Security Information And Event Manager	7.5.0

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/202015VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6605431Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/202015VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6605431Patch, Vendor Advisory

Timeline

Published: Jul 20, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29755?

IBM QRadar SIEM 7.3, 7.4, and 7.5 does not preform proper certificate validation for some inter-host communications. IBM X-Force ID: 202015.

How severe is CVE-2021-29755?

CVE-2021-29755 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29755?

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-2021-29755?

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

Scan your code now

Source: NVD / NIST