SB2023101874 - Multiple vulnerabilities in Oracle Communications Network Analytics Data Director

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Improper Authentication (CVE-ID: CVE-2023-2283)

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error within the pki_verify_data_signature() function in pki_crypto.c. The pki_key_check_hash_compatible() function can return SSH_OK value if memory allocation error happens later in the function. The  A remote attacker can bypass authentication process and gain unauthorized access to the system.

2) Resource exhaustion (CVE-ID: CVE-2023-34462)

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 if no idle timeout handler was configured. A remote attacker can send a client hello packet, which leads the server to buffer up to 16MB of data per connection and results in a denial of service condition.

3) Resource management error (CVE-ID: CVE-2023-20883)

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

The vulnerability exists due to improper management of internal resources within the application. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Specifically, an application is vulnerable if all of the conditions are true:

• The application has Spring MVC auto-configuration enabled. This is the case by default if Spring MVC is on the classpath.
• The application makes use of Spring Boot's welcome page support, either static or templated.
• Your application is deployed behind a proxy which caches 404 responses.

Remediation

Install update from vendor's website.

References

• https://www.oracle.com/security-alerts/cpuoct2023.html?987622