SB2022012104 - Multiple vulnerabilities in Red Hat AMQ Streams



SB2022012104 - Multiple vulnerabilities in Red Hat AMQ Streams

Published: January 21, 2022 Updated: February 9, 2023

Security Bulletin ID SB2022012104
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Infinite loop (CVE-ID: CVE-2021-45105)

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop within the StrSubstitutor class. A remote attacker can pass specially crafted input to the application, consume all available system resources and cause denial of service conditions.

Payload example: ${${::-${::-$${::-j}}}}


2) Information Exposure Through Timing Discrepancy (CVE-ID: CVE-2021-38153)

CWE-ID: CWE-208 - Information Exposure Through Timing Discrepancy

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

the vulnerability exists due to some components in Apache Kafka use "Arrays.equals" to validate a password or key, which is vulnerable to timing attacks. A local user can abuse the "Arrays.equals" to brute force access credentials and escalate privileges on the system.


Remediation

Install update from vendor's website.