CVE-2019-16792

Waitress through version 1.3.1 allows request smuggling by sending the Content-Length header twice. Waitress would header fold a double Content-Length header and due to being unable to cast the now comma separated value to an integer would set the Content-Length to 0 internally. If two...

CVE-2019-16785

An HTTP-request vulnerability was discovered in Waitress which implemented a "MAY" part of the RFC7230 which states: "Although the line terminator for the start-line and header fields is the sequence CRLF, a recipient MAY recognize a single LF as a line terminator and ignore any preceding CR."...

CVE-2019-16786

An HTTP-interpretation flaw was found in waitress which did not properly validate incoming HTTP headers. When parsing the Transfer-Encoding header, waitress would look only for a single string value. According to the HTTP standard, Transfer-Encoding should be a comma-separated list, with the...

CVE-2019-16789

An HTTP-interpretation flaw was found in waitress, through version 1.4.0. If a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially...

GHSA-968F-66R5-5V74 HTTP Request Smuggling in Waitress: Invalid whitespace characters in headers (Follow-up)

Impact The patches introduced to fix https://github.com/Pylons/waitress/security/advisories/GHSA-m5ff-3wj3-8ph4 were not complete and still would allow an attacker to smuggle requests/split a HTTP request with invalid data. This updates the existing CVE with ID: CVE-2019-16789 Patches Waitress...

HTTP Request Smuggling in Waitress: Invalid whitespace characters in headers (Follow-up)

Impact The patches introduced to fix https://github.com/Pylons/waitress/security/advisories/GHSA-m5ff-3wj3-8ph4 were not complete and still would allow an attacker to smuggle requests/split a HTTP request with invalid data. This updates the existing CVE with ID: CVE-2019-16789 Patches Waitress...

Debian: Security Advisory (DLA-2056-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2020 Greenbone AG 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-only ifdescription...

Debian DLA-2056-1 : waitress security update

It was discovered that there was a HTTP request smuggling vulnerability in waitress, pure-Python WSGI server. If a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for...

[SECURITY] [DLA 2056-1] waitress security update

Package : waitress Version : 0.8.9-2+deb8u1 Debian Bug : 765126 It was discovered that there was a HTTP request smuggling vulnerability in waitress, pure-Python WSGI server. If a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end a...

DLA-2056-1 waitress - security update

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HTTP Request Smuggling

waitress is vulnerable HTTP request smuggling. The vulnerability exists because the library mishandled HTTP request header by not correctly parsing special whitespace characters in the Transfer-Encoding header, causing the parser to use Content-Length header instead to determine the HTTP message...

Waitress Environment Issue Vulnerability

Waitress is a WSGI Web Server Gateway Interface server for Python. An environmental issue vulnerability exists in Waitress 1.4.0 and earlier versions. The vulnerability stems from an unreasonable environmental factor in a networked system or product. An attacker could exploit this vulnerability t...

CVE-2019-16789

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

DEBIAN-CVE-2019-16789

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

CVE-2019-16789

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

PYSEC-2019-138

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

UBUNTU-CVE-2019-16789

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

PYSEC-2019-138

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

CVE-2019-16789

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

Information disclosure

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...