#VU28779 Stored cross-site scripting in QNAP QTS - CVE-2018-19943
Published: June 8, 2020 / Updated: May 24, 2022
Vulnerability identifier: #VU28779
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:A/U:Clear
CVE-ID: CVE-2018-19943
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
QNAP QTS
QNAP QTS
Software vendor:
QNAP Systems, Inc.
QNAP Systems, Inc.
Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in File Station. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install updates from vendor's website.