CVE-2020-21055 — MEDIUM (6.5)

Vulnerability Description

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.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Fusionpbx	Fusionpbx	4.5.7

Related Weaknesses (CWE)

CWE-22

References

https://github.com/fusionpbx/fusionpbx/commit/1a88ca61a744914d3336cc15a40fb3edbcPatchThird Party Advisory
https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-6/Third Party Advisory
https://github.com/fusionpbx/fusionpbx/commit/1a88ca61a744914d3336cc15a40fb3edbcPatchThird Party Advisory
https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-6/Third Party Advisory

FAQ

What is CVE-2020-21055?

CVE-2020-21055 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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\filere...

How severe is CVE-2020-21055?

CVE-2020-21055 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-21055?

Check the references section above for vendor advisories and patch information. Affected products include: Fusionpbx Fusionpbx.