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EnvoyproxyEnvoy

3 matches found

CVE
CVE•added 2019/12/13 1:15 p.m.•164 views

CVE-2019-18802

An issue was discovered in Envoy 1.12.0. An untrusted remote client may send an HTTP header (such as Host) with whitespace after the header content. Envoy will treat "header-value " as a different string from "header-value" so for example with the Host header "example.com " one could bypass "exampl...

9.8CVSS9.2AI score0.00045EPSS
CVE
CVE•added 2019/12/13 1:15 p.m.•70 views

CVE-2019-18801

An issue was discovered in Envoy 1.12.0. An untrusted remote client may send HTTP/2 requests that write to the heap outside of the request buffers when the upstream is HTTP/1. This may be used to corrupt nearby heap contents (leading to a query-of-death scenario) or may be used to bypass Envoy's ac...

9.8CVSS9.3AI score0.00044EPSS
CVE
CVE•added 2019/12/13 1:15 p.m.•53 views

CVE-2019-18838

An issue was discovered in Envoy 1.12.0. Upon receipt of a malformed HTTP request without a Host header, it sends an internally generated "Invalid request" response. This internally generated response is dispatched through the configured encoder filter chain before being sent to the client. An enco...

7.5CVSS8.3AI score0.00099EPSS