UBUNTU-CVE-2024-25111

Squid is a web proxy cache. Starting in version 3.5.27 and prior to version 6.8, Squid may be vulnerable to a Denial of Service attack against HTTP Chunked decoder due to an uncontrolled recursion bug. This problem allows a remote attacker to cause Denial of Service when sending a crafted, chunke...

BIT-TOMCAT-2021-33037 Incorrect Transfer-Encoding handling with HTTP/1.0

Apache Tomcat 10.0.0 to 10.0.6, 9.0.0 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy. Specifically: - Tomcat incorrectly ignored the transfer...

BIT-RUBY-2020-25613

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...

BIT-NODE-2022-32213

The llhttp parser v14.20.1, v16.17.1 and v18.9.1 in the http module in Node.js does not correctly parse and validate Transfer-Encoding headers and can lead to HTTP Request Smuggling HRS...

BIT-GOLANG-2022-1705 Improper sanitization of Transfer-Encoding headers in net/http

Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid...

HTTP Request Smuggling

Modern web applications are often deployed with a chain of HTTP servers which ensure the transmission of the HTTP traffic from users to the service. Typical deployments include the usage of a front-end server, usually a load balancer or a reverse proxy, which will then transmit the requests to on...

The vulnerability of the http parser() function in the Apache bRPC RPC framework allows a attacker to send hidden HTTP requests (HTTP Request Smuggling attack).

The vulnerability of the http parser function in the Apache bRPC RPC framework is related to a discrepancy in the RFC-7230 HTTP 1.1 specification regarding the handling of HTTP requests when processing fields such as Transfer-Encoding and Content-Length. Exploiting this vulnerability allows an...

CVE-2024-23452

Request smuggling vulnerability in HTTP server in Apache bRPC 0.9.51.7.0 on all platforms allows attacker to smuggle request. Vulnerability Cause Description： The httpparser does not comply with the RFC-7230 HTTP 1.1 specification. Attack scenario: If a message is received with both a...

Amazon Linux 2 : tomcat (ALASTOMCAT8.5-2024-017)

The version of tomcat installed on the remote host is prior to 8.5.69-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2TOMCAT8.5-2024-017 advisory. 2024-02-15: CVE-2021-30640 was added to this advisory. 2024-02-15: CVE-2021-33037 was added to this advisory. A...

Important: tomcat

Issue Overview: A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to...

PT-2024-1633 · Apache · Apache Brpc

Name of the Vulnerable Software and Affected Versions: Apache bRPC versions 0.9.5 through 1.7.0 Description: The issue arises from the http parser not complying with the RFC-7230 HTTP 1.1 specification, specifically when handling messages with both Transfer-Encoding and Content-Length header...

HTTP Request Smuggling

puma is vulnerable to HTTP Request Smuggling. The vulnerability is caused due to a missing validation while parsing chunked transfer encoding bodies, resulting in the smuggling of requests and unbounded resource consumption DoS...

Puma HTTP Request/Response Smuggling vulnerability

Impact Prior to versions 6.4.2 and 5.6.8, puma exhibited dangerous behavior when parsing chunked transfer encoding bodies. Fixed versions limit the size of chunk extensions. Without this limit, an attacker could cause unbounded resource CPU, network bandwidth consumption. Patches The vulnerabilit...

CVE-2024-21647

Puma is a web server for Ruby/Rack applications built for parallelism. Prior to version 6.4.2, puma exhibited incorrect behavior when parsing chunked transfer encoding bodies in a way that allowed HTTP request smuggling. Fixed versions limits the size of chunk extensions. Without this limit, an...

CVE-2024-21647 HTTP Request/Response Smuggling in puma

Puma is a web server for Ruby/Rack applications built for parallelism. Prior to version 6.4.2, puma exhibited incorrect behavior when parsing chunked transfer encoding bodies in a way that allowed HTTP request smuggling. Fixed versions limits the size of chunk extensions. Without this limit, an...

CVE-2024-21647 HTTP Request/Response Smuggling in puma

Puma is a web server for Ruby/Rack applications built for parallelism. Prior to version 6.4.2, puma exhibited incorrect behavior when parsing chunked transfer encoding bodies in a way that allowed HTTP request smuggling. Fixed versions limits the size of chunk extensions. Without this limit, an...

CVE-2024-21647

Puma is a web server for Ruby/Rack applications built for parallelism. Prior to version 6.4.2, puma exhibited incorrect behavior when parsing chunked transfer encoding bodies in a way that allowed HTTP request smuggling. Fixed versions limits the size of chunk extensions. Without this limit, an...

SMTP Smuggling: New Flaw Lets Attackers Bypass Security and Spoof Emails

A new exploitation technique called Simple Mail Transfer Protocol SMTP smuggling can be weaponized by threat actors to send spoofed emails with fake sender addresses while bypassing security measures. "Threat actors could abuse vulnerable SMTP servers worldwide to send malicious emails from...

PT-2023-9088

Name of the Vulnerable Software and Affected Versions Gunicorn versions prior to 22.0.0 Description Gunicorn fails to properly validate Transfer-Encoding headers, leading to HTTP Request Smuggling HRS vulnerabilities. By crafting requests with conflicting Transfer-Encoding headers, attackers can...

OESA-2023-1854 python-aiohttp security update

Async http client/server framework asyncio. Security Fixes: aiohttp is an asynchronous HTTP client/server framework for asyncio and Python. Affected versions of aiohttp have a security vulnerability regarding the inconsistent interpretation of the http protocol. HTTP/1.1 is a persistent protocol,...