IBM Aspera High-Speed Transfer Products Buffer Overflow Vulnerability in asperahttpd Component

Vulnerability

A buffer overflow vulnerability has been identified in the asperahttpd component of IBM Aspera High-Speed Transfer Endpoint and IBM Aspera High-Speed Transfer Server, both versions 3.7.4 prior to 4.4.7 Fix Pack 1. This vulnerability could be exploited to cause a denial of service and potentially lead to authentication bypass or remote code execution.

Impact

Exploitation of this vulnerability could result in a denial of service, authentication bypass, or remote code execution.

Remediation

Users can upgrade to IBM Aspera High-Speed Transfer Server or Endpoint version 4.4.7 Fix Pack 2. Instructions for downloading this version are available on the IBM Support Fix Central website.

Added: May 28, 2026, 5:07 AM
Updated: May 28, 2026, 5:07 AM

Vulnerability Rating

Custom Algorithm
spread
3.4
impact
7.5
exploitability
7.0
remediation
7.7
relevance
9.1
threat
0.0
urgency
2.9
incentive
4.2

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