CVE-2021-44554

Public Exploit

Description

Thinfinity VirtualUI before 3.0 allows a malicious actor to enumerate users registered in the OS (Windows) through the /changePassword URI. By accessing the vector, an attacker can determine if a username exists thanks to the message returned; it can be presented in different languages according to the configuration of VirtualUI. Common users are administrator, admin, guest and krgtbt.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.22%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/cybelesoft/virtualui/issues/1 issue tracking exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-44554?
CVE-2021-44554 has been scored as a medium severity vulnerability.
How to fix CVE-2021-44554?
To fix CVE-2021-44554, 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-2021-44554 being actively exploited in the wild?
It is possible that CVE-2021-44554 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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