HTTP Request Smuggling

llhttp is vulnerable to HTTP request smuggling. The vulnerability exists because the http.js does not properly handle multi-line Transfer-Encoding headers, allowing an attacker to smuggle HTTP requests by submitting a malicious Transport-Encoding header...

GHSA-63H2-9CC8-FC7M meinheld vulnerable to HTTP Request Smuggling

meinheld prior to 1.0.2 is vulnerable to HTTP Request Smuggling. HTTP pipelining issues and request smuggling attacks might be possible due to incorrect Content-Length and Transfer encoding header parsing...

GHSA-CXG2-49RQ-8GCR Apache Tomcat does not properly handle an invalid Transfer-Encoding header

Apache Tomcat 5.5.0 through 5.5.29, 6.0.0 through 6.0.27, and 7.0.0 beta does not properly handle an invalid Transfer-Encoding header, which allows remote attackers to cause a denial of service application outage or obtain sensitive information via a crafted header that interferes with "recycling...

ruby: Potential HTTP request smuggling in WEBrick

An issue was discovered in Ruby through 2.5.8, 2.6.x through 2.6.6, and 2.7.x through 2.7.1. WEBrick, a simple HTTP server bundled with Ruby, had not checked the transfer-encoding header value rigorously. An attacker may potentially exploit this issue to bypass a reverse proxy which also has a po...

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...

tomcat: Mishandling of Transfer-Encoding header allows for HTTP request smuggling

A flaw was found in Apache Tomcat. The HTTP header parsing code used an approach to end-of-line EOL parsing that allowed some invalid HTTP headers to be parsed as valid. This led to the possibility of HTTP Request Smuggling if Tomcat was located behind a reverse proxy that incorrectly handled the...

CVE-2021-33683

SAP Web Dispatcher and Internet Communication Manager ICM, versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, 7.73, WEBDISP 7.53, 7.73, 7.77, 7.81, 7.82, 7.83,...

CVE-2021-32714

hyper is an HTTP library for Rust. In versions prior to 0.14.10, hyper's HTTP server and client code had a flaw that could trigger an integer overflow when decoding chunk sizes that are too big. This allows possible data loss, or if combined with an upstream HTTP proxy that allows chunk sizes...

HTTP Request Smuggling in netius

netius prior to 1.17.58 is vulnerable to HTTP Request Smuggling. HTTP pipelining issues and request smuggling attacks might be possible due to incorrect Transfer encoding header parsing which could allow for CL:TE or TE:TE attacks...

AZL-6474 CVE-2020-13950 affecting package httpd for versions less than 2.4.46-10

Apache HTTP Server versions 2.4.41 to 2.4.46 modproxyhttp can be made to crash NULL pointer dereference with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service...

ruby: Potential HTTP request smuggling in WEBrick

An issue was discovered in Ruby through 2.5.8, 2.6.x through 2.6.6, and 2.7.x through 2.7.1. WEBrick, a simple HTTP server bundled with Ruby, had not checked the transfer-encoding header value rigorously. An attacker may potentially exploit this issue to bypass a reverse proxy which also has a po...

GHSA-3892-2R52-P65M HTTP Request Smuggling in goliath

goliath through 1.0.6 allows request smuggling attacks where goliath is used as a backend and a frontend proxy also being vulnerable. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding headers were found to b...

Exploit for Use After Free in Microsoft

CVE-2021-31166 is a remote code execution vulnerability in the HTTP protocol stack. It is a use-after-free dereference bug in the http!UlpParseContentCoding function. The bug occurs when the function appends items to a local list and then moves it into the Request structure without NULLing out th...

PT-2021-5464 · Apache +8 · Apache Http Server +8

Name of the Vulnerable Software and Affected Versions: Apache HTTP Server versions 2.4.41 through 2.4.46 Description: The issue is related to the mod proxy http function in the Apache HTTP Server, which can be made to crash due to a NULL pointer dereference when handling specially crafted request...

Exploit for Use After Free in Microsoft

CVE-2021-31166 is a remote code execution vulnerability in the HTTP protocol stack. It is a use-after-free dereference bug in the http!UlpParseContentCoding function. The bug occurs when the function appends items to a local list without nulling it out, leaving them dangling in the Request object...

Oracle Linux 8 : squid:4 (ELSA-2020-3623)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2020-3623 advisory. - Resolves: 1872345 - CVE-2020-15811 squid:4/squid: HTTP Request Splitting could result in cache poisoning - Resolves: 1872330 - CVE-2020-15810...

Low: Red Hat Security Advisory: tomcat security update

An update for tomcat is now available for Red Hat Enterprise Linux 7.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Low: Red Hat Security Advisory: tomcat security update

An update for tomcat is now available for Red Hat Enterprise Linux 7.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Lightbeed Akka Akka-http Environment Issue Vulnerability

Lightbeed Akka Akka-http is a toolkit from the Lightbeed community in China. It provides a more generalized toolkit for providing and using HTTP-based services. An environment issue vulnerability exists in com.typesafe.akka:akka-http-core that allows multiple Transfer-Encoding headers...

HTTP Request Smuggling

Overview com.typesafe.akka:akka-http-core2.13 is a modern, fast, asynchronous, streaming-first HTTP server and client. Affected versions of this package are vulnerable to HTTP Request Smuggling. It allows multiple Transfer-Encoding headers. Remediation Upgrade com.typesafe.akka:akka-http-core2.13...