CVE-2021-20399

IBM Qradar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 196073.

Published: Jul 27, 2021
Updated: Apr 14, 2023
CVE: CVE-2021-20399
Severity: Critical
Exploit:

CVSS v3:

Severity: Critical
Score: 9.1
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CVSS v2:

Severity: Medium
Score: 6.4
AV:N/AC:L/Au:N/C:P/I:N/A:P

CWEs:

CWE-611

OWASP TOP 10:

A4 - XML External Entities (XXE)

Affected Software
References

Software	From	Fixed in
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-p8	7.3.3-p8.x
ibm / qradar_security_information_and_event_manager	7.3.3-p1	7.3.3-p1.x
ibm / qradar_security_information_and_event_manager	7.3.3	7.3.3.x
ibm / qradar_security_information_and_event_manager	7.3.3-p2	7.3.3-p2.x
ibm / qradar_security_information_and_event_manager	7.3.3-p3	7.3.3-p3.x
ibm / qradar_security_information_and_event_manager	7.3.3-p4	7.3.3-p4.x
ibm / qradar_security_information_and_event_manager	7.3.3-p5	7.3.3-p5.x
ibm / qradar_security_information_and_event_manager	7.3.3-p6	7.3.3-p6.x
ibm / qradar_security_information_and_event_manager	7.3.3-p7	7.3.3-p7.x
ibm / qradar_security_information_and_event_manager	7.4.3-fix_pack_1	7.4.3-fix_pack_1.x
ibm / qradar_security_information_and_event_manager	7.4.3-fix_pack_2	7.4.3-fix_pack_2.x
ibm / qradar_security_information_and_event_manager	7.4.3	7.4.3.x
ibm / qradar_security_information_and_event_manager	7.4.3-fix_pack_3	7.4.3-fix_pack_3.x

Vulnerability Database

289,697

CVE-2021-20399