CVE-2021-44554

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.

CVSS v3.1

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

1.03% chance of exploitation in the next 30 days, 61th percentile

Published

2021-12-20

Updated

2024-08-04

Proof-of-concept exploits (1)

• cybelesoft/virtualui/issues/1

References

• CVE Record
• NVD entry

Related

• CVE-2021-4455
• CVE-2021-44565
• CVE-2021-44529
• CVE-2021-44567
• CVE-2021-44528
• CVE-2021-44568