CVE-2021-45839

Public Exploit

Description

It is possible to obtain the first administrator's hash set up on the system in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) as well as other information such as MAC address, internal IP address etc. by performing a request to the /module/api.php?mobile/webNasIPS endpoint.

6.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 48.96% Top 5%

Third-Party Advisory thatsn0tmy.site

Affected: n/a n/a

References

Link	Tags
https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/	third party advisory exploit
http://packetstormsecurity.com/files/172881/TerraMaster-TOS-4.2.15-Remote-Code-Execution.html

Frequently Asked Questions

What is the severity of CVE-2021-45839?: CVE-2021-45839 has been scored as a medium severity vulnerability.
How to fix CVE-2021-45839?: To fix CVE-2021-45839, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-45839 being actively exploited in the wild?: It is possible that CVE-2021-45839 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~49% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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