Vulnerabilities fixed in SonicOS

SonicWall has fixed two vulnerabilities in SonicOS. A remote malicious party could potentially exploit the vulnerabilities to cause a denial-of-service or execute arbitrary code execute arbitrary code on the underlying system with the privileges of the logged-in user. To accomplish this, the...

HTTP Request Smuggling

Overview std/net/http is a Go standard library package std/net/http Affected versions of this package are vulnerable to HTTP Request Smuggling. Go Vulnerability Report: HTTP headers were not properly parsed, which allows remote attackers to conduct HTTP request smuggling attacks via a request tha...

haproxy: request smuggling attack or response splitting via duplicate content-length header

Proxy server haproxy has a flaw that can could allow an HTTP request smuggling attack with the goal of bypassing access-control list rules defined by haproxy. The attack was made possible by utilizing an integer overflow vulnerability that allowed reaching an unexpected state in haproxy while...

Mozilla Firefox < 1.5.0.4 Content-length Header Processing Vulnerability (CVE-2011-2668) - Linux

Mozilla Firefox contains a vulnerability in the processing of content-length header. Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This...

RHEL 7 / 8 : OpenShift Container Platform 4.9.6 packages and (RHSA-2021:4118)

The remote Redhat Enterprise Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4118 advisory. - haproxy: does not ensure that the scheme and path portions of a URI have the expected characters CVE-2021-39240 - haproxy: an HTTP...

haproxy: request smuggling attack or response splitting via duplicate content-length header

Proxy server haproxy has a flaw that can could allow an HTTP request smuggling attack with the goal of bypassing access-control list rules defined by haproxy. The attack was made possible by utilizing an integer overflow vulnerability that allowed reaching an unexpected state in haproxy while...

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...

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: Request smuggling via content-length header

A flaw was found in Netty. There is an issue where the content-length header is not validated correctly if the request uses a single Http2HeaderFrame with the endstream set to true. This flaw leads to request smuggling if the request is proxied to a remote peer and translated to HTTP/1.1. The...

RHEL 8 : varnish:6 (RHSA-2021:2988)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2988 advisory. Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and ov...

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...

Oracle Linux 8 : varnish:6 (ELSA-2021-2988)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-2988 advisory. - Resolves: 1982861 - CVE-2021-36740 varnish:6/varnish: HTTP/2 request smuggling attack via a large Content-Length header for a POST request varnish-modules...

varnish:6 security update

varnish 6.0.6-2.1 - Resolves: 1982861 - CVE-2021-36740 varnish:6/varnish: HTTP/2 request smuggling attack via a large Content-Length header for a POST request varnish-modules 0.15.0-5 - Related: 1795673 - RFE: rebase varnish:6 to latest 6.0.x LTS...

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...

Important: varnish:6 security update

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up. Security Fixes: varnish: HTTP/2 request smuggling attack via a large Content-Length header for ...

RLSA-2021:2988 Important: varnish:6 security update

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up. Security Fixes: varnish: HTTP/2 request smuggling attack via a large Content-Length header for ...

In Twisted Web through 19.10.0 there was an HTTP request splitting vulnerability. When presented with two content-length headers it ignored the first header. When the second content-length value was set to zero the request body was interpreted as a pipelined request.

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Security Bulletin: Netty Vulnerability Affects IBM Watson Machine Learning on CP4D (CVE-2021-21295)

Summary Netty is vulnerable to HTTP request smuggling, caused by improper validation of Content-Length header by the Http2MultiplexHandler on IBM Watson Machine Learning on CP4D Vulnerability Details CVEID: CVE-2021-21295 DESCRIPTION: Netty is vulnerable to HTTP request smuggling, caused by...

Updated varnish packages fix a security vulnerability

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...

MGASA-2021-0387 Updated varnish packages fix a security vulnerability

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...