SB2021112601 - Multiple vulnerabilities in baserCMS



SB2021112601 - Multiple vulnerabilities in baserCMS

Published: November 26, 2021

Security Bulletin ID SB2021112601
Severity
Medium
Patch available
YES
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) OS Command Injection (CVE-ID: CVE-2021-41243)

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote authenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Arbitrary file upload (CVE-ID: CVE-2021-41279)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload in Database restore. A remote authenticated attacker can upload a malicious file and execute it on the server.


Remediation

Install update from vendor's website.