PT-2026-49571

Summary When parsing application/x-www-form-urlencoded bodies, QuerystringParser located the field separator with a two step lookup: it first scanned the entire remaining buffer for &, and only when no & existed anywhere ahead did it fall back to scanning for ;. For a body that uses ; as the...

PT-2026-49570

Summary QuerystringParser treated ; as a field separator in application/x-www-form-urlencoded bodies, in addition to &. The WHATWG URL standard, modern browsers, and Python's urllib.parse since the CVE-2021-23336 fix treat only & as a separator. This creates a parser differential: the same bytes...

Rack 安全漏洞

Rack is a modular Ruby web server interface open-sourced by Rack. A security vulnerability exists in Rack versions prior to 2.2.18, which stems from the fact that Rack::QueryParser enforces the paramslimit restriction only on parameters separated by &, but still accepts both & and ; as separators...

BIT-LIBPYTHON-2021-23336 Web Cache Poisoning

The package python/cpython from 0 and before 3.6.13, from 3.7.0 and before 3.7.10, from 3.8.0 and before 3.8.8, from 3.9.0 and before 3.9.2 are vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can...

ALPINE-CVE-2021-23336

The package python/cpython from 0 and before 3.6.13, from 3.7.0 and before 3.7.10, from 3.8.0 and before 3.8.8, from 3.9.0 and before 3.9.2 are vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can...

DEBIAN-CVE-2021-23336

The package python/cpython from 0 and before 3.6.13, from 3.7.0 and before 3.7.10, from 3.8.0 and before 3.8.8, from 3.9.0 and before 3.9.2 are vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can...

CVE-2021-23336 Web Cache Poisoning

The package python/cpython from 0 and before 3.6.13, from 3.7.0 and before 3.7.10, from 3.8.0 and before 3.8.8, from 3.9.0 and before 3.9.2 are vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can...

PSF-2021-1 urllib parse_qsl(): Web cache poisoning - semicolon as a query args separator

The package python/cpython from 0 and before 3.6.13, from 3.7.0 and before 3.7.10, from 3.8.0 and before 3.8.8, from 3.9.0 and before 3.9.2 are vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can...

PT-2021-3621 · Apache +10 · Apache Tomcat +10

Name of the Vulnerable Software and Affected Versions: python/cpython versions 0 through 3.6.13 python/cpython versions 3.7.0 through 3.7.10 python/cpython versions 3.8.0 through 3.8.8 python/cpython versions 3.9.0 through 3.9.2 Description: The issue is related to Web Cache Poisoning via...

CVE-2020-28473

The package bottle from 0 and before 0.12.19 are vulnerable to Web Cache Poisoning by using a vector called parameter cloaking. When the attacker can separate query parameters using a semicolon ;, they can cause a difference in the interpretation of the request between the proxy running with...

HTTP NIDS evasion

This plugin configures OpenVAS for NIDS evasion see the SPDX-FileCopyrightText: 2008 Michel Arboi / Renaud Deraison 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 The HTTP IDS evasion...