SB2023101783 - Multiple vulnerabilities in Oracle FLEXCUBE Core Banking
Published: October 17, 2023 Updated: May 23, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Insufficient verification of data authenticity (CVE-ID: CVE-2021-37533)
The vulnerability allows an attacker to redirect victim to a malicious host.
The vulnerability exists due to the application trusts the host from PASV response by default. A remote attacker can trick the victim into connecting to an attacker controlled FTP server and then redirect the application to another host.
2) Deserialization of Untrusted Data (CVE-ID: CVE-2022-1471)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data within the SnakeYaml's Constructor() class. A remote attacker can pass specially crafted yaml content to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
3) Uncontrolled Recursion (CVE-ID: CVE-2023-1436)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to uncontrolled recursion when constructing a JSONArray from a Collection that contains a self-reference in one of its elements. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
4) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2023-24998)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to Apache Commons FileUpload does not limit the number of request parts. A remote attacker can initiate a series of uploads and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.