SB2022042283 - Multiple vulnerabilities in Oracle WebCenter Sites



SB2022042283 - Multiple vulnerabilities in Oracle WebCenter Sites

Published: April 22, 2022 Updated: April 25, 2022

Security Bulletin ID SB2022042283
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Code Injection (CVE-ID: CVE-2021-44832)

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

The vulnerability exists due to improper input validation. A remote user with permission to modify the logging configuration file can construct a malicious configuration using a JDBC Appender with a data source referencing a JNDI URI which can execute remote code.


2) Resource exhaustion (CVE-ID: CVE-2020-7226)

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 within CiphertextHeader.java in Cryptacular. A remote attacker can trigger excessive memory allocation during a decode operation, because the nonce array length associated with "new byte" may depend on untrusted input within the header of encoded data.


Remediation

Install update from vendor's website.