Alerta Authentication Bypass

CVE-2020-26214 is a vulnerability in the Alerta server caused by improper authentication. CVE-2020-26214 is a flaw in the Alerta server caused by incorrect authentication. Users may be able to bypass LDAP authentication in Alerta prior to version 8.1.0 by using an empty password if the server is configured to use LDAP as the authorization provider. Only deployments with LDAP servers configured to enable anonymous authentication with no authentication are qualified. Only LDAP servers designed to allow anonymous authorization through unauthenticated authentication are affected. For any authentication attempts where the password field is empty, a patch has been introduced in version 8.1.0 that returns an HTTP 401 unauthorized response.

Mitigation / Precaution

We suggest that you update to version 8.1.0 in order to fix this vulnerability.

Written by

Febna V M

Cyber Security Engineer

Febna once spent an entire evening arguing with an AI chatbot just to prove that machines can be confidently wrong. The debate ended with no clear winner, but it did spark her curiosity for the fascinating world of artificial intelligence. Today, she works at the intersection of AI and cybersecurity, helping build smarter systems while making sure they don’t become too smart for their own good. When she’s not exploring the future of technology, she’s probably asking “but what if?” one more time.