High severity · published Dec 24, 2020
CVE-2020-29189
Incorrect Access Control vulnerability in TerraMaster TOS <= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder…
8.1
CVSS
1.9%
EPSS
No
On KEV
Description
Incorrect Access Control vulnerability in TerraMaster TOS <= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder within the NAS
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TO
Tos · Terra-master
through 4.2.06 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-29189
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-29189
Exploit
https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
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