SB2025090526 - Multiple vulnerabilities in IBM DataStage on Cloud Pak for Data



SB2025090526 - Multiple vulnerabilities in IBM DataStage on Cloud Pak for Data

Published: September 5, 2025

Security Bulletin ID SB2025090526
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

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

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Link following (CVE-ID: CVE-2025-4330)

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to an insecure link following issue when extracting data from an archive in the tarfile module. A remote attacker can pass a specially crafted archive to the application and overwrite arbitrary files outside the destination directory.


2) Expected behavior violation (CVE-ID: CVE-2025-4435)

The vulnerability allows a remote attacker to change expected behavior. 

The vulnerability exists due to an error when using a TarFile.errorlevel = 0 and extracting with a filter the documented behavior. A remote attacker can force the application to extract files that were meant to be skipped. 


Remediation

Install update from vendor's website.