Improper input validation in CNCF Cortex

The Alertmanager in CNCF Cortex before 1.8.1 has a local file disclosure vulnerability when -experimental.alertmanager.enable-api is used. The HTTP basic auth passwordfile can be used as an attack vector to send any file content via a webhook. The alertmanager templates can be used as an attack...

CVE-2021-31232

A flaw was found in Cortex that may allow a local attacker to obtain sensitive information. This is due to an issue in the Alertmanager when -experimental.alertmanager.enable-api is used. By using a webhook to send file content, an attacker can load any text file specified in the templates list,...