Vulnerability in Asustor Adm
CVE-2025-13052
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.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.002 (6.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Asustor Adm — versions 4.1.0, 5.0.0
- Asustor Data Master
Weakness classification (CWE)
References
- www.asustor.com/security/security_advisory_detail (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-13052?
- CVE-2025-13052 is a medium-severity vulnerability in Asustor Adm, classified under Improper Certificate Validation. CVSS score: 5.9/10. Published 2025-12-12.
- How severe is CVE-2025-13052?
- Medium severity. CVSS v3 base score is 5.9 out of 10.