CVE-2026-3100 describes a vulnerability in ASUSTOR Data Master (ADM) versions 4.1.0 through 4.3.3.ROF1 and 5.0.0 through 5.1.2.RE51, where the FTP Backup feature fails to strictly enforce TLS certificate verification for FTPES/FTPS connections. This flaw, categorized as CWE-295, allows a remote attacker to conduct a Man-in-the-Middle (MitM) attack by presenting an improperly validated TLS/SSL certificate. The vulnerability carries a CVSSv3.1 score of 6.5 (Medium), indicating a network-based attack with high confidentiality impact and low integrity impact, requiring high attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.1.0, <= 4.3.3.ROF1CPE match | cpe:2.3:a:asustor:adm:*:*:*:*:*:*:*:* | ||
>= 5.0.0, <= 5.1.2.RE51CPE match | cpe:2.3:a:asustor:adm:*:*:*:*:*:*:*:* | ||
>= 4.1.0.rhu2, <= 4.3.3.rof1CPE matchmatch criteria | cpe:2.3:o:asustor:data_master:*:*:*:*:*:*:*:* | ||
>= 5.0.0.ra82, < 5.1.2.reo1CPE matchmatch criteria | cpe:2.3:o:asustor:data_master:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.