SB2025041121 - Multiple vulnerabilities in Synology Active Backup for Business



SB2025041121 - Multiple vulnerabilities in Synology Active Backup for Business

Published: April 11, 2025

Security Bulletin ID SB2025041121
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

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

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Path traversal (CVE-ID: CVE-2024-47264)

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

The vulnerability exists due to input validation error when processing directory traversal sequences in agent-related functionality. A remote administrator can send a specially crafted HTTP request and delete arbitrary files on the system.


2) Path traversal (CVE-ID: CVE-2024-47265)

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

The vulnerability exists due to input validation error when processing directory traversal sequences in encrypted share umount functionality. A remote user can send a specially crafted HTTP request and write arbitrary files on the system.


3) Path traversal (CVE-ID: CVE-2024-47266)

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

The vulnerability exists due to input validation error when processing directory traversal sequences in share file list functionality. A remote administrator can send a specially crafted HTTP request and read arbitrary files on the system.


Remediation

Install update from vendor's website.