SB2021101420 - OS command injection in ZeroShell
Published: October 14, 2021 Updated: February 22, 2023
Security Bulletin ID
SB2021101420
CSH Severity
Low
Patch available
NO
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 vulnerability.
1) OS Command Injection (CVE-ID: CVE-2021-41738)
The vulnerability allows a remote userto execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation when parsing the IP parameter in "/cgi-bin/kerbynet". A remote user 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.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.