Authorization Bypass

servicemesh-proxy is vulnerable to authorization bypass. It allows specifically crafted requests to bypass authorization. Attackers may be able to escalate privileges when using ext-authz extension or back end service that uses multiple value headers for authorization. A specifically constructed...

envoyproxy/envoy: HTTP request with multiple value headers can bypass authorization policies

An authorization bypass vulnerability was found in envoyproxy/envoy. Envoy incorrectly evaluates an HTTP request with multiple value headers. This flaw allows an attacker to bypass rule policies that use the extauthz extension. The highest threat from this vulnerability is to confidentiality,...

envoyproxy/envoy: HTTP request with multiple value headers can bypass authorization policies

An authorization bypass vulnerability was found in envoyproxy/envoy. Envoy incorrectly evaluates an HTTP request with multiple value headers. This flaw allows an attacker to bypass rule policies that use the extauthz extension. The highest threat from this vulnerability is to confidentiality,...

CVE-2021-32777

An authorization bypass vulnerability was found in envoyproxy/envoy. Envoy incorrectly evaluates an HTTP request with multiple value headers. This flaw allows an attacker to bypass rule policies that use the extauthz extension. The highest threat from this vulnerability is to confidentiality,...

CVE-2021-32777

Envoy is an open source L7 proxy and communication bus designed for large modern service oriented architectures. In affected versions when ext-authz extension is sending request headers to the external authorization service it must merge multiple value headers according to the HTTP spec. However,...

PT-2021-19922 · Envoy · Envoy

Name of the Vulnerable Software and Affected Versions: Envoy versions 1.16.5 through 1.19.0 Description: The issue affects Envoy, an open source L7 proxy and communication bus. In the affected versions, when the ext-authz extension sends request headers to the external authorization service, it...