SB2025101521 - Multiple vulnerabilities in IBM WebSphere Extreme Scale



SB2025101521 - Multiple vulnerabilities in IBM WebSphere Extreme Scale

Published: October 15, 2025

Security Bulletin ID SB2025101521
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Path traversal (CVE-ID: CVE-2025-27553)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing double dots, e.g. ".." in file names. A remote attacker can view files outside of the current scope.


2) Information disclosure (CVE-ID: CVE-2025-30474)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


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

The vulnerability exists due to an error in the FtpFileObject class, that can expose passwords in clear text. A remote attacker can gain unauthorized access to sensitive information.


3) Resource exhaustion (CVE-ID: CVE-2025-25193)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to application attempts to load a file that does not exist. A local user can create a large file on the system and crash the application.

Note, the vulnerability affects Windows installations only.


Remediation

Install update from vendor's website.