CVE-2020-21055: Path Traversal
First published: Thu May 20 2021(Updated: )
A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\edit\filerename.php.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fusionpbx Fusionpbx | =4.5.7 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-21055?
CVE-2020-21055 is a Directory Traversal vulnerability in FusionPBX 4.5.7 that allows malicious users to rename any file on the system.
How can a malicious user exploit CVE-2020-21055?
A malicious user can exploit CVE-2020-21055 by manipulating the folder, filename, and newfilename variables in app\edit\filerename.php.
What is the severity of CVE-2020-21055?
CVE-2020-21055 has a severity value of 6.5, indicating a medium severity.
What is the Common Weakness Enumeration (CWE) ID for CVE-2020-21055?
The Common Weakness Enumeration (CWE) ID for CVE-2020-21055 is CWE-22.
How can I fix CVE-2020-21055?
To fix CVE-2020-21055, update FusionPBX to version 4.5.8 or later, which contains a fix for the vulnerability.
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