SB2023011876 - Multiple vulnerabilities in OSS Support Tools



SB2023011876 - Multiple vulnerabilities in OSS Support Tools

Published: January 18, 2023 Updated: April 7, 2023

Security Bulletin ID SB2023011876
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 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-2022-45047)

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 org.apache.sshd.server.keyprovider.SimpleGeneratorHostKeyProvider class. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

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


Remediation

Install update from vendor's website.