CVE-2024-21647

CVE-2024-21647 affects the Puma web server for Ruby/Rack. Prior to 6.4.2, Puma could mis-parse chunked Transfer-Encoding bodies, enabling HTTP request smuggling. The vulnerability can cause unbounded resource consumption (CPU, bandwidth), with an impact on availability. Fixed in versions 6.4.2 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...

Puma HTTP Request/Response Smuggling vulnerability

Impact Prior to versions 6.4.2 and 5.6.8, puma exhibited incorrect behavior when parsing chunked transfer encoding bodies in a way that allowed HTTP request smuggling. Fixed versions limit the size of chunk extensions. Without this limit, an attacker could cause unbounded resource CPU, network...

HTTP Request Smuggling

Overview puma is a simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Puma is intended for use in both development and production environments. It's great for highly concurrent Ruby implementations such as Rubinius and JRuby as well as as providing process...

Puma Environmental Issues Vulnerability

Puma is a web server for highly concurrent applications from the US-based individual developer Evan Phoenix. An environmental issue vulnerability exists in versions prior to Puma 6.4.2, which stems from a security flaw in puma's parsing of chunked transfer encoders, which allows HTTP requests to ...

OESA-2024-1002 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a Ruby/Rack web server built for parallelism. Prior to puma version 5.6.2, puma may not always call close on the response body. Rails, prior to version 7.0.2.2, depended on the...

OESA-2024-1005 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a Ruby/Rack web server built for parallelism. Prior to puma version 5.6.2, puma may not always call close on the response body. Rails, prior to version 7.0.2.2, depended on the...

OESA-2024-1007 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a Ruby/Rack web server built for parallelism. Prior to puma version 5.6.2, puma may not always call close on the response body. Rails, prior to version 7.0.2.2, depended on the...

OESA-2024-1003 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a Ruby/Rack web server built for parallelism. Prior to puma version 5.6.2, puma may not always call close on the response body. Rails, prior to version 7.0.2.2, depended on the...

OESA-2024-1004 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a Ruby/Rack web server built for parallelism. Prior to puma version 5.6.2, puma may not always call close on the response body. Rails, prior to version 7.0.2.2, depended on the...

OESA-2024-1006 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a HTTP 1.1 server for Ruby/Rack applications. Prior to versions 5.5.1 and 4.3.9, using puma with a proxy which forwards HTTP header values which contain the LF character could allow...

OESA-2023-1983 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a HTTP 1.1 server for Ruby/Rack applications. Prior to versions 5.5.1 and 4.3.9, using puma with a proxy which forwards HTTP header values which contain the LF character could allow...

OESA-2023-1982 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a HTTP 1.1 server for Ruby/Rack applications. Prior to versions 5.5.1 and 4.3.9, using puma with a proxy which forwards HTTP header values which contain the LF character could allow...

OESA-2023-1981 rubygem-puma security update

A simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Security Fixes: Puma is a HTTP 1.1 server for Ruby/Rack applications. Prior to versions 5.5.1 and 4.3.9, using puma with a proxy which forwards HTTP header values which contain the LF character could allow...

Researchers Expose Prolific Puma's Underground Link Shortening Service

A threat actor known as Prolific Puma has been maintaining a low profile and operating an underground link shortening service that's offered to other threat actors for at least over the past four years. Prolific Puma creates "domain names with an RDGA registered domain generation algorithm and us...

.US Harbors Prolific Malicious Link Shortening Service

The top-level domain for the United States -- .US -- is home to thousands of newly-registered domains tied to a malicious link shortening service that facilitates malware and phishing scams, new research suggests. The findings come close on the heels of a report that identified .US domains as amo...

encoded_id-rails potential DOS vulnerability due to URIs with extremely long encoded IDs

Impact The length of URIs and the various parts eg path segments, query parameters is usually limited by the webserver processing the incoming request. In the case of Puma the defaults are : - path segment length: 8192 - Max URI length: 1024 12 - Max query length: 1024 10 See...

GHSA-3PX7-JM2P-6H2C encoded_id-rails potential DOS vulnerability due to URIs with extremely long encoded IDs

Impact The length of URIs and the various parts eg path segments, query parameters is usually limited by the webserver processing the incoming request. In the case of Puma the defaults are : - path segment length: 8192 - Max URI length: 1024 12 - Max query length: 1024 10 See...

encoded_id-rails potential DOS vulnerability due to URIs with extremely long encoded IDs

Impact The length of URIs and the various parts eg path segments, query parameters is usually limited by the webserver processing the incoming request. In the case of Puma the defaults are : - path segment length: 8192 - Max URI length: 1024 12 - Max query length: 1024 10 See...