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CRITICAL

CVE-2020-35665

CVSS v3

9.8

CRITICAL

EPSS Score

78.5 %

exploit probability, as of 2026-10-05

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

An unauthenticated command-execution vulnerability exists in TerraMaster TOS through 4.2.06 via shell metacharacters in the Event parameter in include/makecvs.php during CSV creation.

Technical details

Published
2020-12-23
Exploit-DB
EDB-49330

Frequently asked questions

What is CVE-2020-35665?

An unauthenticated command-execution vulnerability exists in TerraMaster TOS through 4.2.06 via shell metacharacters in the Event parameter in include/makecvs.php during CSV creation.

Is CVE-2020-35665 actively exploited?

Active exploitation of CVE-2020-35665 has not been confirmed. Its EPSS score was 78.5% on 2026-10-05, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-35665?

CVE-2020-35665 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2020-35665 affecting your environment?

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