SB2022110246 - Multiple vulnerabilities in Red Hat JBoss Web Server
Published: November 2, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2021-22696)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper validation of "request_uri" parameter by the OAuth 2 authorization service. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
2) Resource exhaustion (CVE-ID: CVE-2021-30468)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources in the JsonMapObjectReaderWriter. A remote attacker can trigger resource exhaustion by submitting a malformed JSON to a web service and perform a denial of service (DoS) attack.
3) Security restrictions bypass (CVE-ID: CVE-2022-23181)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a time of check, time of use flaw when configured to persist sessions using the FileStore. A local user can perform certain actions which lead to security restrictions bypass and privilege escalation (code execution with Tomcat process privileges).
Remediation
Install update from vendor's website.