OS Command Injection in QNAP QTS - CVE-2020-2509
Published: April 2, 2021 / Updated: July 28, 2022
Vulnerability identifier: #VU51879
CSH Severity: High
CVSS v4.0: 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:Amber
CVE-ID: CVE-2020-2509
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: QNAP Systems, Inc.
Affected software:
QNAP QTS
QNAP QTS
Detailed vulnerability description
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 unauthenticated attacker can send specially crafted HTTP request to port 8080/TCP and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2020-2509
Install updates from vendor's website.