Improper Authentication in DotNetNuke - CVE-2017-9822
Published: April 2, 2020 / Updated: February 20, 2022
Vulnerability identifier: #VU26548
CSH Severity: High
CVSS v4: 9.3 [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]
CVE-ID: CVE-2017-9822
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to application uses cookies in an insecure way. A remote attacker can decode the cookie and use information from the cookie to impersonate other web application users and gain full access to the web application.
Successful exploitation of the vulnerability may allow an attacker to gain administrative access to the application and compromise it.
Affected software
DotNetNuke
How to mitigate CVE-2017-9822
Install updates from vendor's website.
DotNetNuke - update to 9.1.1