SB2020022520 - Remote code execution in multiple Zyxel storage devices
Published: February 25, 2020 Updated: October 9, 2023
Security Bulletin ID
SB2020022520
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) OS Command Injection (CVE-ID: CVE-2020-9054)
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation when processing username in the login form. A remote unauthenticated attacker can send a specially crafted HTTP request and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.