Security Bulletin
Summary
Apache Kafka as used by IBM QRadar SIEM is vulnerable to information disclosure. IBM has addressed the relevant CVEs.
Vulnerability Details
CVEID: CVE-2021-38153
DESCRIPTION: Apache Kafka could allow a remote attacker to obtain sensitive information, caused by a timing attack flaw due to the use of "Arrays.equals" to validate a password or key. By utilizing brute-force attack techniques, an attacker could exploit this vulnerability to obtain credentials information, and use this information to launch further attacks against the affected system.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/209762 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
CVEID: CVE-2018-17196
DESCRIPTION: Apache Kafka could allow a remote authenticated attacker to bypass security restrictions, caused by improper input validation. By sending a specially-crafted Produce request, an attacker could exploit this vulnerability to bypass transaction/idempotent ACL validation.
CVSS Base score: 4.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/163622 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM QRadar SIEM v7.3 | All ApacheKafka versions before 7.3.0-QRADAR-PROTOCOL-ApacheKafka-7.3-20220429171209 |
IBM QRadar SIEM v7.4 | All ApacheKafka versions before 7.4.0-QRADAR-PROTOCOL-ApacheKafka-7.4-20220429171217 |
IBM QRadar SIEM v7.5 | All ApacheKafka versions before 7.5.0-QRADAR-PROTOCOL-ApacheKafka-7.5-20220429171113 |
Remediation/Fixes
IBM encourages customers to update their systems promptly.
See the Related Information section below for instructions on verifying your currently installed version.
Product | Versions | Fix |
IBM QRadar SIEM | 7.3 | 7.3.0-QRADAR-PROTOCOL-ApacheKafka-7.3-20220429171209 |
IBM QRadar SIEM | 7.4 | 7.4.0-QRADAR-PROTOCOL-ApacheKafka-7.4-20220429171217 |
IBM QRadar SIEM | 7.5 | 7.5.0-QRADAR-PROTOCOL-ApacheKafka-7.5-20220429171113 |
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
07 Jun 2022: 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
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Document Information
Modified date:
16 June 2022
UID
ibm16595739