What’s Vulnerable › Vulnerabilities

CVE-2020-28190

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-12-24 · updated 2026-06-17

Description

TerraMaster TOS <= 4.2.06 was found to check for updates (of both system and applications) via an insecure channel (HTTP). Man-in-the-middle attackers are able to intercept these requests and serve a weaponized/infected version of applications or updates.

Affected products

• Terra-Master Tos: through 4.2.06

References

• https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
• https://www.terra-master.com/
• https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
• https://www.terra-master.com/

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