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IBM InfoSphere Data Replication VSAM for z/OS Remote Source Denial-of-Service Vulnerability

Vulnerability

A denial-of-service vulnerability has been identified in IBM InfoSphere Data Replication VSAM for z/OS Remote Source version 11.4. This issue allows a remote user to disrupt service by sending an invalid HTTP request to the log reading service.

Impact

Exploitation of this vulnerability leads to a denial-of-service condition, causing the log reading service to become unresponsive or unavailable.

Remediation

Users are advised to upgrade to version 11.4. Instructions for downloading the update are available on the IBM Support Fix Central website.

Added: Jul 9, 2025, 2:13 AM
Updated: Jul 9, 2025, 2:13 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
2.5
exploitability
7.4
remediation
7.7
relevance
0.2
threat
0.0
urgency
2.9
incentive
5.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.