SB2017072022 - Improper Authentication in DNN DotNetNuke
Published: July 20, 2017 Updated: April 7, 2020
Security Bulletin ID
SB2017072022
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Authentication (CVE-ID: CVE-2017-9822)
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.
Remediation
Install update from vendor's website.