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Security Bulletin: Apache CXF as used by IBM QRadar SIEM is vulnerable to denial of service (DOS) (CVE-2021-30468)

Security Bulletin


Summary

Apache CXF as used by IBM QRadar SIEM is vulnerable to denial of service

Vulnerability Details

CVEID:   CVE-2021-30468
DESCRIPTION:   Apache CXF is vulnerable to a denial of service, caused by an infinite loop flaw in the JsonMapObjectReaderWriter function. By sending a specially-crafted JSON to a web service, a remote attacker could exploit this vulnerability to consume available CPU resources.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203830 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

IBM QRadar SIEM 7.3.0 to 7.3.3 Fix Pack 9

IBM QRadar SIEM 7.4.0 to 7.4.3 Fix Pack 2

Remediation/Fixes

QRadar / QRM / QVM / QRIF / QNI 7.3.3 Fix Pack 10

QRadar / QRM / QVM / QRIF / QNI 7.4.3 Fix Pack 3

QRadar / QRM / QVM / QRIF / QNI 7.4.3 Fix Pack 4

Note: Version 7.4.3 Fix Pack 3 is only available to QRadar on Cloud users. QRadar 7.4.3 Fix Pack 3 was removed for on-premise QRadar SIEM users.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

26 Nov 2021: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSBQAC","label":"IBM QRadar SIEM"},"Component":"","Platform":[{"code":"PF016","label":"Linux"}],"Version":"7.3, 7.4","Edition":"","Line of Business":{"code":"LOB24","label":"Security Software"}}]

Document Information

Modified date:
03 December 2021

UID

ibm16520492