CVE-2025-13052

MEDIUM

Asustor Data Master < 4.3.3.ROF1 - Improper Certificate Validation

Title source: rule

Description

When the user set the Notification's sender to send emails to the SMTP server via msmtp, an improper validated TLS/SSL certificates allows an attacker who can intercept network traffic between the SMTP client and server to execute a man-in-the-middle (MITM) attack, which may obtain the sensitive information of the SMTP. Affected products and versions include: from ADM 4.1.0 through ADM 4.3.3.RKD2 as well as from ADM 5.0.0 through ADM 5.1.0.RN42.

References (1)

[Vendor Advisory] https://www.asustor.com/security/security_advisory_detail?id=49

Scores

CVSS v3 5.9

EPSS 0.0003

EPSS Percentile 8.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-295

Status published

Products (1)

asustor/data_master 4.1.0.RHU2 - 4.3.3.ROF1

Published Dec 12, 2025

Tracked Since Feb 18, 2026