SB2021042522 - Multiple vulnerabilities in Oracle Banking Platform

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Improper input validation (CVE-ID: CVE-2020-27193)

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the Experience Manager, Business Control Center (CKEditor) component in Oracle Commerce Merchandising. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.

2) Protection mechanism failure (CVE-ID: CVE-2019-10086)

The vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exist due to Beanutils is not using by default the a special BeanIntrospector class in PropertyUtilsBean that was supposed to suppress the ability for an attacker to access the classloader via the class property available on all Java objects. A remote attacker can abuse such application behavior against applications that were developed to rely on this security feature.

3) XML External Entity injection (CVE-ID: CVE-2020-25649)

The vulnerability allows a remote attacker to modify information on the system.

The vulnerability exists due to insufficient validation of user-supplied XML input. A remote attacker can pass a specially crafted XML code to the affected application and modify information on the system.

4) OS Command Injection (CVE-ID: CVE-2020-26217)

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation, when processing blacklists. A remote user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://www.oracle.com/security-alerts/cpuapr2021.html?3218