SB2023102306 - Multiple vulnerabilities in IBM Integration Bus
Published: October 23, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Memory leak (CVE-ID: CVE-2023-28366)
The vulnerability allows a remote user to perform DoS attack on the target system.
The vulnerability exists due memory leak in broker. A remote client can send multiple QoS 2 messages with the same message ID, but then never respond to the PUBREC commands, which results in memory leak and denial of service condition.
2) Memory leak (CVE-ID: CVE-2023-3592)
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak when processing v5 CONNECT packets. A remote attacker can force the application to leak memory by sending messages with invalid property types.
3) Resource exhaustion (CVE-ID: CVE-2023-0809)
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. A remote attacker can send malicious initial packets that are not CONNECT packets, trigger memory exhaustion and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.