Open redirect in WebThings Gateway - CVE-2020-6803
Published: March 3, 2020 / Updated: April 7, 2020
Vulnerability identifier: #VU25753
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-6803
CWE-ID: CWE-601
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla IoT
Affected software:
WebThings Gateway
WebThings Gateway
Detailed vulnerability description
The vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to improper sanitization of user-supplied data on the gateway's login page. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
How to mitigate CVE-2020-6803
Install update from vendor's website.