SB20251023100 - Multiple vulnerabilities in IBM Aspera High-Speed Transfer Server, IBM Aspera High-Speed Transfer Endpoint and IBM Aspera Desktop Client 



SB20251023100 - Multiple vulnerabilities in IBM Aspera High-Speed Transfer Server, IBM Aspera High-Speed Transfer Endpoint and IBM Aspera Desktop Client

Published: October 23, 2025 Updated: February 6, 2026

Security Bulletin ID SB20251023100
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Improper authentication (CVE-ID: CVE-2025-46818)

The vulnerability allows a remote user to escalate privileges within the application.

The vulnerability exists due to an error when handling Lua scripts. A remote user can manipulate different LUA objects and potentially run their own code in the context of another user.


2) Out-of-bounds read (CVE-ID: CVE-2025-46819)

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

The vulnerability exists due to a boundary condition when processing Lua scripts. A remote user  can trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.


3) Use-after-free (CVE-ID: CVE-2025-49844)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error. A remote user can use a specially crafted Lua script to manipulate the garbage collector and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.