CVE-2020-28187

high-risk
Published 2020-12-24

Multiple directory traversal vulnerabilities in TerraMaster TOS <= 4.2.06 allow remote authenticated attackers to read, edit or delete any file within the filesystem via the (1) filename parameter to /tos/index.php?editor/fileGet, Event parameter to /include/ajax/logtable.php, or opt parameter to /include/core/index.php.

Do I need to act?

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64.2% chance of exploitation in next 30 days
EPSS score — higher than 36% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Tos

Affected Vendors

Terra-Master

References (4)

Exploit https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
Vendor Advisory https://www.terra-master.com/
Exploit https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
Vendor Advisory https://www.terra-master.com/
56
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 19/34 · Moderate
Exposure 5/34 · Minimal