High severity · published Apr 3, 2021
CVE-2021-30127
TerraMaster F2-210 devices through 2021-04-03 use UPnP to make the admin web server accessible over the Internet on TCP port 8181, which is arguably inconsistent with the "It is…
7.3
CVSS
0.9%
EPSS
No
On KEV
Description
TerraMaster F2-210 devices through 2021-04-03 use UPnP to make the admin web server accessible over the Internet on TCP port 8181, which is arguably inconsistent with the "It is only available on the local network" documentation. NOTE: manually editing /etc/upnp.json provides a partial but undocumented workaround.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FF
F2-210 Firmware · Terra-master
through 2021-04-03 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-30127
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-30127
Exploit
https://kn100.me/terramaster-nas-exposing-itself-over-upnp/
Issue Tracking
https://news.ycombinator.com/item?id=26681984
More from F2-210 Firmware
8.8
CVE-2019-18195
An issue was discovered on TerraMaster FS-210 4.0.19 devices