Contour Security Vulnerabilities

CVE-2023-44487

The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October...

CVE-2023-22834

The Contour Service was not checking that users had permission to create an analysis for a given dataset. This could allow an attacker to clutter up Compass folders with extraneous analyses, that the attacker would otherwise not have permission to...

CVE-2021-32783

Contour is a Kubernetes ingress controller using Envoy proxy. In Contour before version 1.17.1 a specially crafted ExternalName type Service may be used to access Envoy's admin interface, which Contour normally prevents from access outside the Envoy container. This can be used to shut down Envoy...

CVE-2020-15127

In Contour ( Ingress controller for Kubernetes) before version 1.7.0, a bad actor can shut down all instances of Envoy, essentially killing the entire ingress data plane. GET requests to /shutdown on port 8090 of the Envoy pod initiate Envoy's shutdown procedure. The shutdown procedure includes...

CVE-2018-18977

An issue was discovered in the Ascensia Contour NEXT ONE application for Android before 2019-01-15. An attacker may reverse engineer the codebase to extract sensitive data that contributes to the disclosure of medical information of patients utilizing the Ascensia platform. This occurs because of.....

CVE-2018-18976

An issue was discovered in the Ascensia Contour NEXT ONE application for iOS and Android before 2019-01-15. An attacker may retrieve encrypted medical information of any user of the Ascensia cloud platform by performing Direct Object References with a series of user ID values. (This information...

CVE-2018-18975

An issue was discovered in the Ascensia Contour NEXT ONE app for iOS before 2019-01-15. An attacker may proxy communications between the app and Ascensia backend servers because of a weak certificate-pinning implementation, leading to disclosure of medical...

CVE-2018-18979

An issue was discovered in the Ascensia Contour NEXT ONE application for Android before 2019-01-15. It has a statically coded initialization vector. Extraction of the initialization vector is necessary for deciphering communications between this application and the backend server. This, in...

CVE-2018-18978

An issue was discovered in the Ascensia Contour NEXT ONE application for Android before 2019-01-15. It has a statically coded encryption key. Extraction of the encryption key is necessary for deciphering communications between this application and the backend server. This, in combination with...