SB2022102030 - Multiple vulnerabilities in Oracle BI Publisher



SB2022102030 - Multiple vulnerabilities in Oracle BI Publisher

Published: October 20, 2022

Security Bulletin ID SB2022102030
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Deserialization of Untrusted Data (CVE-ID: CVE-2022-25647)

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

The vulnerability exists due to insecure input validation when processing serialized data passed to writeReplace() method. A remote attacker can pass specially crafted data to the application and perform a denial of service attack.


2) Information disclosure (CVE-ID: CVE-2021-40690)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an issue where the "secureValidation" property is not passed correctly when creating a KeyInfo from a KeyInfoReference element. A remote attacker can abuse an XPath Transform to extract any local .xml files in a RetrievalMethod element.


3) Improper input validation (CVE-ID: CVE-2022-21590)

The vulnerability allows a remote authenticated user to read, manipulate or delete data.

The vulnerability exists due to improper input validation within the Core Formatting API component in Oracle BI Publisher. A remote authenticated user can exploit this vulnerability to read, manipulate or delete data.


Remediation

Install update from vendor's website.