CVE-2021-29863

Name: CVE-2021-29863
Creator: NVD / NIST
Published: 2021-12-01T17:15:07.533+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.49%

Last modified Jun 17, 2026

CVE-2021-29863 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. IBM QRadar SIEM 7.3 and 7.4 is vulnerable to server side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

Description

IBM QRadar SIEM 7.3 and 7.4 is vulnerable to server side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks. This vulnerability is due to an incomplete fix for CVE-2020-4786. IBM X-Force ID: 206087.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.49%

38.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

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

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/206087VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6520490Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/206087VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6520490Patch, Vendor Advisory

Timeline

Published: Dec 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29863?

How severe is CVE-2021-29863?

CVE-2021-29863 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29863?

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-2021-29863?

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

Scan your code now

Source: NVD / NIST