Cross-site scripting in 777VR1 - CVE-2020-25498
Published: January 6, 2021 / Updated: January 11, 2021
Vulnerability identifier: #VU49366
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear
CVE-ID: CVE-2020-25498
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Beetel
Affected software:
777VR1
777VR1
Detailed vulnerability description
The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data passed via the NTP server name in System Time and "Keyword" in URL Filter. A remote attacker can trick the victim to follow a specially crafted link 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.
How to mitigate CVE-2020-25498
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.