SB2022012434 - Multiple vulnerabilities in Red Hat OpenShift Enterprise Logging
Published: January 24, 2022 Updated: April 25, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Resource exhaustion (CVE-ID: CVE-2021-27292)
The vulnerability allows a remote attacker to perform a regular expression denial of service (ReDoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when processing a malicious User-Agent header. A remote attacker can trigger resource exhaustion and perform a regular expression denial of service (ReDoS) attack.
2) Code Injection (CVE-ID: CVE-2021-44832)
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation. A remote user with permission to modify the logging configuration file can construct a malicious configuration using a JDBC Appender with a data source referencing a JNDI URI which can execute remote code.
Remediation
Install update from vendor's website.