cisco-sa-umbrella-open-redire-UgK9dWK4: Cisco Umbrella Open Redirect Vulnerability
A vulnerability in the web server of Cisco Umbrella could allow an unauthenticated, remote attacker to redirect a user to an undesired web page. The vulnerability is due to improper input validation of the URL parameters in an HTTP request that is sent to an affected device. An attacker could exploit this vulnerability by sending a crafted HTTP request that could cause the web application to redirect the request to a specified malicious URL. A successful exploit could allow the attacker to redirect a user to a malicious website. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-umbrella-open-redire-UgK9dWK4
Credit
Affected Software
Event History
Frequently Asked Questions
What is the severity of cisco-sa-umbrella-open-redire-UgK9dWK4?
The severity of cisco-sa-umbrella-open-redire-UgK9dWK4 is classified as high due to the potential for unauthorized redirection to malicious web pages.
How do I fix cisco-sa-umbrella-open-redire-UgK9dWK4?
To fix cisco-sa-umbrella-open-redire-UgK9dWK4, ensure that your Cisco Umbrella deployment is updated to the latest security patch provided by Cisco.
Who is affected by cisco-sa-umbrella-open-redire-UgK9dWK4?
Users running affected versions of Cisco Umbrella are vulnerable to cisco-sa-umbrella-open-redire-UgK9dWK4, allowing for potential unauthorized redirections.
What type of attack is associated with cisco-sa-umbrella-open-redire-UgK9dWK4?
cisco-sa-umbrella-open-redire-UgK9dWK4 is associated with unauthorized redirection attacks, which can lead to phishing or other malicious activities.
What is the cause of cisco-sa-umbrella-open-redire-UgK9dWK4?
The cause of cisco-sa-umbrella-open-redire-UgK9dWK4 is improper input validation of URL parameters in HTTP requests processed by the Cisco Umbrella web server.