netty: possible request smuggling in HTTP/2 due missing validation

In Netty io.netty:netty-codec-http2 before version 4.1.60.Final there is a vulnerability that enables request smuggling. If a Content-Length header is present in the original HTTP/2 request, the field is not validated by Http2MultiplexHandler as it is propagated up. This is fine as long as the...

Denial of Service (DoS)

Overview Microsoft.AspNetCore.App.Runtime.linux-musl-x64 is a package providing a default set of APIs for building an ASP.NET Core application. Contains assets used for self-contained deployments. Affected versions of this package are vulnerable to Denial of Service DoS due to the way the Kestrel...

Denial of Service (DoS)

Overview Microsoft.AspNetCore.App.Runtime.win-x86 is a package providing a default set of APIs for building an ASP.NET Core application. Contains assets used for self-contained deployments. Affected versions of this package are vulnerable to Denial of Service DoS due to the way the Kestrel web...

GHSA-68G5-8Q7F-M384 Improper Limitation of a Pathname to a Restricted Directory in Apache Tomcat

The HTTP/2 implementation in Apache Tomcat 9.0.0.M1 to 9.0.0.M21 and 8.5.0 to 8.5.15 bypassed a number of security checks that prevented directory traversal attacks. It was therefore possible to bypass security constraints using a specially crafted URL...

PT-2022-13302 · Apple · Swift-Nio-Http2

Name of the Vulnerable Software and Affected Versions: swift-nio-http2 versions 1.0.0 through 1.19.2 Description: A program using swift-nio-http2 is vulnerable to a denial of service attack, caused by a network peer sending a specially crafted HTTP/2 frame. This vulnerability is caused by a logic...

golang: net/http: limit growth of header canonicalization cache

There's an uncontrolled resource consumption flaw in golang's net/http library in the canonicalHeader function. An attacker who submits specially crafted requests to applications linked with net/http's http2 functionality could cause excessive resource consumption that could lead to a denial of...

PT-2022-1791 · Microsoft +5 · Net 5.0 +7

Name of the Vulnerable Software and Affected Versions: .NET 6.0 versions 6.0.0 through 6.0.1 .NET 5.0 versions 5.0.0 through 5.0.13 Description: A Denial of Service issue exists in .NET 6.0 and .NET 5.0 when the Kestrel web server processes certain HTTP/2 and HTTP/3 requests. This is due to...

haproxy: does not ensure that the scheme and path portions of a URI have the expected characters

A flaw was found in haproxy. An input validation flaw when processing HTTP/2 requests causes haproxy to not ensure that the scheme and path portions of a URI have the expected characters. This may cause specially crafted input to bypass implemented security restrictions. The highest threat from...

AZL-33641 CVE-2021-44716 affecting package rook for versions less than 1.6.2-19

net/http in Go before 1.16.12 and 1.17.x before 1.17.5 allows uncontrolled memory consumption in the header canonicalization cache via HTTP/2 requests...

UBUNTU-CVE-2021-44716

net/http in Go before 1.16.12 and 1.17.x before 1.17.5 allows uncontrolled memory consumption in the header canonicalization cache via HTTP/2 requests...

Mozilla Firefox 资源管理错误漏洞

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. Mozilla Firefox suffers from a resource management error vulnerability that stems from the fact that HTTP2 session objects may be reused when released on a different thread, leading to memory corruptio...

haproxy: does not ensure that the scheme and path portions of a URI have the expected characters

A flaw was found in haproxy. An input validation flaw when processing HTTP/2 requests causes haproxy to not ensure that the scheme and path portions of a URI have the expected characters. This may cause specially crafted input to bypass implemented security restrictions. The highest threat from...

Mozilla: Opportunistic Encryption in HTTP2 could be used to bypass the Same-Origin-Policy on services hosted on other ports

The Mozilla Foundation Security Advisory describes this flaw as: The Opportunistic Encryption feature of HTTP2 RFC 8164 allows a connection to be transparently upgraded to TLS while retaining the visual properties of an HTTP connection, including being same-origin with unencrypted connections on...

Mozilla Firefox 访问控制错误漏洞

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the U.S. An access control error vulnerability exists in Mozilla Firefox, which stems from the opportunity encryption feature of HTTP2 RFC 8164 that allows connections to be transparently upgraded to TLS while retaining...

OESA-2021-1374 varnish security update

This is Varnish Cache, a web application accelerator also known as a caching HTTP reverse proxy. You install it in front of any server that speaks HTTP and configure it to cache the contents. Varnish Cache is really, really fast. It typically speeds up delivery with a factor of 300 - 1000x,...

netty: possible request smuggling in HTTP/2 due missing validation

In Netty io.netty:netty-codec-http2 before version 4.1.60.Final there is a vulnerability that enables request smuggling. If a Content-Length header is present in the original HTTP/2 request, the field is not validated by Http2MultiplexHandler as it is propagated up. This is fine as long as the...

DEBIAN-CVE-2021-33193

A crafted method sent through HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48...

UBUNTU-CVE-2021-33193

A crafted method sent through HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48...

varnish: HTTP/2 request smuggling attack via a large Content-Length header for a POST request

A flaw was found in Varnish. The Varnish Cache, with HTTP/2 enabled, allows request smuggling and VCL authorization bypass via a large Content-Length header for a POST request. As a result, this flaw allows the information on the Varnish cache to be poisoned. The highest threat from this...

UBUNTU-CVE-2021-36740

Varnish Cache, with HTTP/2 enabled, allows request smuggling and VCL authorization bypass via a large Content-Length header for a POST request. This affects Varnish Enterprise 6.0.x before 6.0.8r3, and Varnish Cache 5.x and 6.x before 6.5.2, 6.6.x before 6.6.1, and 6.0 LTS before 6.0.8...