CVE-2020-28188 is a critical Remote Command Execution (RCE) vulnerability affecting TerraMaster TOS versions 4.2.06 and earlier, allowing unauthenticated attackers to inject OS commands via the /include/makecvs.php script. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. The vulnerability has a very high EPSS score and FAUCET Risk Score of 100, indicating a significant likelihood of exploitation. While not in CISA's KEV catalog, it has active Metasploit modules, Nuclei templates, and numerous community discussions with publicly available proof-of-concept code, suggesting active exploitation and widespread awareness. Media coverage further confirms its use in botnets like FreakOut, targeting Linux devices.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.2.06CPE matchmatch criteria | cpe:2.3:o:terra-master:tos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.