CVE-2021-44124

Name: CVE-2021-44124
Creator: NVD / NIST
Published: 2022-03-28T16:15:08.24+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.86%

Last modified Jun 17, 2026

CVE-2021-44124 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Hiby Music Hiby OS R3 Pro 1.5 and 1.6 is vulnerable to Directory Traversal. The HTTP Server does not have enough input data sanitization when shown data from SD Card, an attacker can navigate through the device's File System over HTTP.. EPSS estimates a 1.86% chance of exploitation in the next 30 days.

Description

Hiby Music Hiby OS R3 Pro 1.5 and 1.6 is vulnerable to Directory Traversal. The HTTP Server does not have enough input data sanitization when shown data from SD Card, an attacker can navigate through the device's File System over HTTP.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

1.86%

76.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Hiby	R3 Pro Firmware	1.5
Hiby	R3 Pro Firmware	1.6

References

https://github.com/feric/Findings/tree/main/Hiby/Web%20Server/Path%20TraversalExploit, Third Party Advisory
https://github.com/vext01/hiby-issues/issues/9#issuecomment-907891626Exploit, Third Party Advisory
https://github.com/feric/Findings/tree/main/Hiby/Web%20Server/Path%20TraversalExploit, Third Party Advisory
https://github.com/vext01/hiby-issues/issues/9#issuecomment-907891626Exploit, Third Party Advisory

Timeline

Published: Mar 28, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-44124?

How severe is CVE-2021-44124?

CVE-2021-44124 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.86% probability of exploitation in the next 30 days.

How do I fix CVE-2021-44124?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-44124?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST