SB2023030156 - Remote code execution in ZK Framework



SB2023030156 - Remote code execution in ZK Framework

Published: March 1, 2023

Security Bulletin ID SB2023030156
CSH Severity
Critical
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Input validation error (CVE-ID: CVE-2022-36537)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input in the AuUploader component. A remote non-authenticated attacker can send a specially crafted HTTP POST request to the "/zkau/upload" URL and execute arbitrary code on the server.


Remediation

Install update from vendor's website.