SB2021021120 - Multiple vulnerabilities in WordPress Backup by Supsystic plugin

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Main Vulnerability Database SB2021021120

SB2021021120 - Multiple vulnerabilities in WordPress Backup by Supsystic plugin

Published: February 11, 2021

Security Bulletin ID SB2021021120
Severity
Medium
Patch available
NO
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) PHP file inclusion (CVE-ID: N/A)

The vulnerability allows a remote user to include and execute arbitrary PHP files on the server.

The vulnerability exists due to incorrect input validation when processing directory traversal characters passed via the "download" HTTP GET parameter. A remote administrator can send a specially crafted HTTP request to the affected application, include and execute arbitrary PHP code on the system with privileges of the web server.

Note, the vulnerability can be exploited via CSRF attack vector.


2) Path traversal (CVE-ID: N/A)

The vulnerability allows a remote user to delete arbitrary files on the server.

The vulnerability exists due to input validation error when processing directory traversal sequences passed via the "filename" parameter. A remote user can send a specially crafted HTTP request and delete arbitrary files on the system.

Note, the vulnerability can be exploited via CSRF attack vector.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References