CVE-2021-38153 Information

Description

Some components in Apache Kafka use Arrays.equals to validate a password or key which is vulnerable to timing attacks that make brute force attacks for such credentials more likely to be successful. Users should upgrade to 2.8.1 or higher or 3.0.0 or higher where this vulnerability has been fixed. The affected versions include Apache Kafka 2.0.0 2.0.1 2.1.0 2.1.1 2.2.0 2.2.1 2.2.2 2.3.0 2.3.1 2.4.0 2.4.1 2.5.0 2.5.1 2.6.0 2.6.1 2.6.2 2.7.0 2.7.1 and 2.8.0.

CVSS Vector

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

Reference

https://kafka.apache.org/cve-list https://lists.apache.org/thread.html/r35322aec467ddae34002690edaa4d9f16e7df9b5bf7164869b75b62c@%3Cdev.kafka.apache.org%3E https://lists.apache.org/thread.html/r45cc0602d5f2cbb72e48896dfadf5e5b87ed85630449598b40e8f0be@%3Cusers.kafka.apache.org%3E https://lists.apache.org/thread.html/r45cc0602d5f2cbb72e48896dfadf5e5b87ed85630449598b40e8f0be@%3Cdev.kafka.apache.org%3E https://lists.apache.org/thread.html/rd9ef217b09fdefaf32a4e1835b59b96629542db57e1f63edb8b006e6@%3Cdev.kafka.apache.org%3E https://lists.apache.org/thread.html/rd9ef217b09fdefaf32a4e1835b59b96629542db57e1f63edb8b006e6@%3Cusers.kafka.apache.org%3E https://lists.apache.org/thread.html/r26390c8b09ecfa356582d665b0c01f4cdcf16ac047c85f9f9f06a88c@%3Cusers.kafka.apache.org%3E https://lists.apache.org/thread.html/r26390c8b09ecfa356582d665b0c01f4cdcf16ac047c85f9f9f06a88c@%3Cdev.kafka.apache.org%3E https://www.oracle.com/security-alerts/cpujan2022.html https://www.oracle.com/security-alerts/cpuapr2022.html

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.9