CVE-2021-41819

A flaw was found in Ruby. RubyGems cgi gem could allow a remote attacker to conduct spoofing attacks caused by the mishandling of security prefixes in cookie names in the CGI::Cookie.parse function. By sending a specially-crafted request, an attacker could perform cookie prefix spoofing attacks...

CVE-2021-41816

A flaw was found in the ruby. This issue occurs due to improper bounds checking by a buffer overrun in CGI.escapehtml. By sending an overly long string using the sizet parameter, a remote attacker could overflow a buffer and execute arbitrary code on the system...

Denial Of Service (DoS)

ruby is vulnerable to denial of service.The vulnerability exists due to cookie prefix spoofing in CGI::Cookie.parse, which allows an attacker to crash the application by providing a malicious input...

Denial Of Service (DoS)

ruby is vulnerable denial of service. an attacker can crash the application through the CGI.escapehtml by providing a very large string...

Buffer Overflow

Overview cgi is a Support for the Common Gateway Interface protocol. Affected versions of this package are vulnerable to Buffer Overflow when a very large string 700 MB is passed to CGI.escapehtml on a platform where long type takes 4 bytes. Remediation Upgrade cgi to version 0.3.1, 0.2.1, 0.1.1 ...

Ruby 输入验证错误漏洞

Ruby is a cross-platform, object-oriented, dynamically typed programming language from the personal developer Yukihiro Matsumoto. buffer overflow vulnerability exists in versions prior to Ruby 3.0.3, which stems from a buffer overflow string 700 MB to CGI.escapehtml when passing very large data. ...

PT-2021-5297

Name of the Vulnerable Software and Affected Versions Ruby versions prior to 2.7.5 Ruby versions 3.x prior to 3.0.3 CGI gem versions prior to 0.3.1 Description The issue is caused by an integer overflow and resultant buffer overflow in the CGI.escape html function when a long string is passed to ...

Ruby 安全漏洞

Ruby is a cross-platform, object-oriented, dynamically typed programming language. versions prior to Ruby 3.0.3 contain a security vulnerability that can be exploited by attackers to spoof the security prefix in cookie names so that vulnerable applications can be spoofed...

Buffer Overrun in CGI.escape_html

A security vulnerability that causes buffer overflow when you pass a very large string 700 MB to CGI.escapehtml on a platform where long type takes 4 bytes, typically, Windows. Please update the cgi gem to version 0.3.1, 0.2.1, and 0.1.1 or later. You can use gem update cgi to update it. If you a...

PT-2021-7376

Name of the Vulnerable Software and Affected Versions Ruby versions through 2.6.8 CGI gem versions through 0.3.0 Description The issue is related to the CGI::Cookie.parse function in Ruby, which mishandles security prefixes in cookie names. This allows a remote attacker to impact data integrity...

Cookie Prefix Spoofing in CGI::Cookie.parse

The old versions of CGI::Cookie.parse applied URL decoding to cookie names. An attacker could exploit this vulnerability to spoof security prefixes in cookie names, which may be able to trick a vulnerable application. By this fix, CGI::Cookie.parse no longer decodes cookie names. Note that this i...

CVE-2021-41817

A flaw was found in ruby, where the date object was found to be vulnerable to a regular expression denial of service ReDoS during the parsing of dates. This flaw allows an attacker to hang a ruby application by providing a specially crafted date string. The highest threat to this vulnerability is...

Internet Bug Bounty: Ruby - Regular Expression Denial of Service Vulnerability of Date Parsing Methods

Official report: https://www.ruby-lang.org/en/news/2021/11/15/date-parsing-method-regexp-dos-cve-2021-41817/ CVE-2021-41817 Here are the details from the official article: Date’s parsing methods including Date.parse are using Regexps internally, some of which are vulnerable against regular...

Spree 跨站请求伪造漏洞

Spree is an open source mall developed using Ruby on Rails by an individual developer. A cross-site request forgery vulnerability exists in Spree auth devise, which stems from a lack of effective validation of the product's authentication against CSRF. This vulnerability can be exploited to send...

rails: Possible DoS Vulnerability in Action Controller Token Authentication

A flaw was found in RubyGem Actionpack which is framework for handling and responding to web requests in Rails. A possible DoS vulnerability was found in the Token Authentication logic in Action Controller...

rake: OS Command Injection via egrep in Rake::FileList

There is an OS command injection vulnerability in Ruby Rake 12.3.3 in Rake::FileList when supplying a filename that begins with the pipe character |...

Regular Expression Denial of Service (ReDoS)

Overview date is a subclass of Object includes Comparable module for handling dates. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS. Date’s parsing methods including Date.parse are using regular expressions internally, some of which are vulnerable...

Shopify: [https://shipit-sox-staging.shopifycloud.com] Presence of multiple vulnerabilities present in Ruby On Rails

https://shipit-sox-staging.shopifycloud.com seems to be running 6.0.0 rails 6.0.3.2 which is prone to multiple vulnerabilities via csrf including open redirect, xss & rce as reported at https://hackerone.com/reports/904059 Impact presence of multiple vulnerabilities can cause wide variety of dama...

PT-2021-7337

Name of the Vulnerable Software and Affected Versions date gem versions prior to 3.2.1 date gem versions prior to 3.1.2 date gem versions prior to 3.0.2 date gem versions prior to 2.0.1 Description The issue is related to a ReDoS regular expression Denial of Service vulnerability in the date gem...

Debian: Security Advisory (DSA-5005-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 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...