Vulnerability in Terra-Master Tos

CVE-2020-15568

TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root. This is a dynamic class method invocation vulnerability in include/exportUser.php, in which an attacker can trigger a call to the exec method with (for example) OS commands in the opt parameter.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.290 (98.1th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-15568: held from 0.290 to 0.290.

EPSS over last 30 days · oldest: 0.290 · newest: 0.290 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-15568?
CVE-2020-15568 is a critical-severity vulnerability in Terra-Master Tos, classified under Improper Control of Dynamically-Managed Code Resources. CVSS score: 9.8/10. Published 2021-01-30.
How severe is CVE-2020-15568?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-15568 known to be exploited?
11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.