HTTP response splitting in WEBrick

There is an HTTP response splitting vulnerability in WEBrick bundled with Ruby. If a script accepts an external input and outputs it without modification as a part of HTTP responses, an attacker can use newline characters to deceive the clients that the HTTP response header is stopped at there, a...

Cross-Site Scripting (XSS) in jquery

Affected versions of jquery interpret text/javascript responses from cross-origin ajax requests, and automatically execute the contents in jQuery.globalEval, even when the ajax request doesn't contain the dataType option...

Nokogiri gem contains several vulnerabilities in libxml2 and libxslt

Nokogiri version 1.7.1 has been released, pulling in several upstream patches to the vendored libxml2 to address the following CVEs: CVE-2016-4658 CVSS v3 Base Score: 9.8 Critical libxml2 in Apple iOS before 10, OS X before 10.12, tvOS before 10, and watchOS before 3 allows remote attackers to...

CVE-2014-0082 rubygem-actionpack: Action View string handling denial of service

actionpack/lib/actionview/template/text.rb in Action View in Ruby on Rails 3.x before 3.2.17 converts MIME type strings to symbols during use of the :text option to the render method, which allows remote attackers to cause a denial of service memory consumption by including these strings in heade...

Reflective XSS Vulnerability in Ruby on Rails

There is a vulnerability in the internationalization component of Ruby on Rails. Under certain common configurations an attacker can provide specially crafted input which will execute a reflective XSS attack. The root cause of this issue is a vulnerability in the i18n gem which has been assigned...

CVE-2012-3465 rubygem-actionpack: XSS Vulnerability in strip_tags

Cross-site scripting XSS vulnerability in actionpack/lib/actionview/helpers/sanitizehelper.rb in the striptags helper in Ruby on Rails before 3.0.17, 3.1.x before 3.1.8, and 3.2.x before 3.2.8 allows remote attackers to inject arbitrary web script or HTML via malformed HTML markup...

Possible ReDoS vulnerability in Accept header parsing in Action Dispatch

There is a possible ReDoS vulnerability in the Accept header parsing routines of Action Dispatch. This vulnerability has been assigned the CVE identifier CVE-2024-26142. Versions Affected: = 7.1.0, 7.1.3.1 Not affected: 7.1.0 Fixed Versions: 7.1.3.1 Impact Carefully crafted Accept headers can cau...

avo vulnerable to Stored XSS (Cross Site Scripting) in html content based fields

Summary Some avo fields are vulnerable to XSS when rendering html based content. Details During the analysis of the web application, a rendered field was discovered that did not filter JS / HTML tags in a safe way and can be abused to execute js code on a client side. The trix field uses the trix...

Camaleon CMS vulnerable to Stored Cross-site Scripting

In the 2.4 version of Camaleon CMS, Stored XSS has been discovered. The profile image in the User settings section can be run in the update / upload area via /admin/media/upload?actions=false...

HTTP Response Splitting (Early Hints) in Puma

Impact If an application using Puma allows untrusted input in an early-hints header, an attacker can use a carriage return character to end the header and inject malicious content, such as additional headers or an entirely new response body. This vulnerability is known as HTTP Response Splitting...

Stored XSS in "geminabox" via injection in Gemspec "homepage" value

Stored cross-site scripting XSS vulnerability in "geminabox" Gem in a Box allows attackers to inject arbitrary web script via a crafted JavaScript URL in the "homepage" value of a ".gemspec" file. A ".gemspec" file must be created with a JavaScript URL in the homepage value. This can be used to...

Logstash Logs Sensitive Information

Prior to Logstash version 5.0.1, Elasticsearch Output plugin when updating connections after sniffing, would log to file HTTP basic auth credentials...

GitLab Grit Gem for Ruby contains a flaw

GitLab Grit Gem for Ruby contains a flaw in the app/contexts/searchcontext.rb script. The issue is triggered when input passed via the code search box is not properly sanitized, which allows strings to be evaluated by the Bourne shell. This may allow a remote attacker to execute arbitrary command...

CVE-2012-4522 ruby: unintentional file creation caused by inserting an illegal NUL character

The rbgetpathcheck function in file.c in Ruby 1.9.3 before patchlevel 286 and Ruby 2.0.0 before r37163 allows context-dependent attackers to create files in unexpected locations or with unexpected names via a NUL byte in a file path...

Ruby Exception#to_s / NameError#to_s Methods Safe Level Security Bypass

Ruby 1.9.3 before patchlevel 286 and 2.0 before revision r37068 allows context-dependent attackers to bypass safe-level restrictions and modify untainted strings via the 1 exctos or 2 nameerrtos API function, which marks the string as tainted, a different vulnerability than CVE-2012-4466. NOTE:...

CVE-2011-1005 Ruby: Untrusted codes able to modify arbitrary strings

The safe-level feature in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, and 1.8.8dev allows context-dependent attackers to modify strings via the Exceptiontos method, as demonstrated by changing an intended pathname...

ruby -- DNS spoofing vulnerability in resolv.rb

resolv.rb allow remote attackers to spoof DNS answers. This risk can be reduced by randomness of DNS transaction IDs and source ports, so resolv.rb is fixed to randomize them...

Possible DoS Vulnerability with Range Header in Rack

There is a possible DoS vulnerability relating to the Range request header in Rack. This vulnerability has been assigned the CVE identifier CVE-2024-26141. Versions Affected: = 1.3.0. Not affected: 1.3.0 Fixed Versions: 3.0.9.1, 2.2.8.1 Impact Carefully crafted Range headers can cause a server to...

DOM Based Cross-site Scripting in rails-ujs for contenteditable HTML Elements

NOTE: rails-ujs is part of Rails/actionview since 5.1.0. There is a potential DOM based cross-site scripting issue in rails-ujs which leverages the Clipboard API to target HTML elements that are assigned the contenteditable attribute. This has the potential to occur when pasting malicious HTML...

mysql-binuuid-rails allows SQL Injection by removing default string escaping

mysql-binuuid-rails 1.1.0 and earlier allows SQL Injection because it removes default string escaping for affected database columns. ActiveRecord does not explicitly escape the Binary data type Type::Binary::Data for mysql. mysql-binuuid-rails uses a data type that is derived from the base Binary...

Buffer under-read in String#unpack

Stringunpack receives format specifiers as its parameter, and can be specified the position of parsing the data by the specifier @. If a big number is passed with @, the number is treated as the negative value, and out-of-buffer read is occurred. So, if a script accepts an external input as the...

Incomplete fix to CVE-2013-0155 (Unsafe Query Generation Risk)

The prior fix to CVE-2013-0155 was incomplete and the use of common 3rd party libraries can accidentally circumvent the protection. Due to the way that Rack::Request and Rails::Request interact, it is possible for a 3rd party or custom rack middleware to parse the parameters insecurely and store...

CVE-2013-0269 rubygem-json: Denial of Service and SQL Injection

The JSON gem before 1.5.5, 1.6.x before 1.6.8, and 1.7.x before 1.7.7 for Ruby allows remote attackers to cause a denial of service resource consumption or bypass the mass assignment protection mechanism via a crafted JSON document that triggers the creation of arbitrary Ruby symbols or certain...

CVE-2012-3464 rubygem-actionpack: potential XSS vulnerability

Cross-site scripting XSS vulnerability in activesupport/lib/activesupport/coreext/string/outputsafety.rb in Ruby on Rails before 3.0.17, 3.1.x before 3.1.8, and 3.2.x before 3.2.8 might allow remote attackers to inject arbitrary web script or HTML via vectors involving a ' quote character...

Ruby Random Number Generation Local Denial Of Service Vulnerability

The SecureRandom.randombytes function in lib/securerandom.rb in Ruby before 1.8.7-p352 and 1.9.x before 1.9.2-p290 relies on PID values for initialization, which makes it easier for context-dependent attackers to predict the result string by leveraging knowledge of random strings obtained in an...

Ruby Net::HTTPS library does not validate server certificate CN

The 1 Net::ftptls, 2 Net::telnets, 3 Net::imap, 4 Net::pop, and 5 Net::smtp libraries in Ruby 1.8.5 and 1.8.6 do not verify that the commonName CN field in a server certificate matches the domain name in a request sent over SSL, which makes it easier for remote attackers to intercept SSL...

High severity vulnerability that affects rwiki

The editing form in RWiki 2.1.0pre1 through 2.1.0 allows remote attackers to execute arbitrary Ruby code via unknown attack vectors...

Devise-Two-Factor Authentication Uses Insufficient Default OTP Shared Secret Length

Summary Under the default configuration, Devise-Two-Factor version = 2.2.0 & 6.0.0 generate TOTP shared secrets that are 120 bits instead of the 128-bit minimum defined by RFC 4226. Using a shared secret shorter than the minimum to generate a multi-factor authentication code could make it easier...

AlchemyCMS is vulnerable to stored XSS via the /admin/pictures image field

A stored XSS vulnerability has been discovered in version 4.1.0 of AlchemyCMS via the /admin/pictures image filename field...

Denial of Service Vulnerability in Action View

There is a potential denial of service vulnerability in actionview. This vulnerability has been assigned the CVE identifier CVE-2019-5419. Impact ------ Specially crafted accept headers can cause the Action View template location code to consume 100% CPU, causing the server unable to process...

Reflected XSS in Firefox in check endpoint

When passing an invalid check name as parameter to the endpoint where the easymon routes are mounted, a 406 response with a body that contains the invalid check name unescaped is returned. Malicious JavaScript can be injected into that invalid name and have it executed in Firefox...

gollum and gollum-lib allow remote authenticated users to execute arbitrary code

The gollum-gritadapter Ruby gem dependency in gollum before 3.1.1 and the gollum-lib gem dependency in gollum-lib before 4.0.1 when the string master is in any of the wiki documents, allows remote authenticated users to execute arbitrary code via the -O or --open-files-in-pager flags...

Unsafe tainted string usage in Fiddle and DL

There is an unsafe tainted string vulnerability in Fiddle and DL. This issue was originally reported and fixed with CVE-2009-5147 in DL, but reappeared after DL was reimplemented using Fiddle and libffi. And, about DL, CVE-2009-5147 was fixed at Ruby 1.9.1, but not fixed at other branches, then...

CVE-2013-4073 ruby: hostname check bypassing vulnerability in SSL client

The OpenSSL::SSL.verifycertificateidentity function in lib/openssl/ssl.rb in Ruby 1.8 before 1.8.7-p374, 1.9 before 1.9.3-p448, and 2.0 before 2.0.0-p247 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows...

CVE-2013-1800 rubygem-crack: YAML parameter parsing vulnerability

The crack gem 0.3.1 and earlier for Ruby does not properly restrict casts of string values, which might allow remote attackers to conduct object-injection attacks and execute arbitrary code, or cause a denial of service memory and CPU consumption by leveraging Action Pack support for 1 YAML type...

CVE-2012-1099 rubygem-actionpack: XSS in the "select" helper

Cross-site scripting XSS vulnerability in actionpack/lib/actionview/helpers/formoptionshelper.rb in the select helper in Ruby on Rails 3.0.x before 3.0.12, 3.1.x before 3.1.4, and 3.2.x before 3.2.2 allows remote attackers to inject arbitrary web script or HTML via vectors involving certain...

CarrierWave has a denylisted_content_type bypass via Unescaped Regex Metacharacters

Summary CarrierWave's contenttypedenylist check fails to escape regex metacharacters in string entries, causing the denylist to silently not match the content types it is intended to block. Note: CarrierWave is aware contenttypedenylist is deprecated for the security reason, but it still used by...

Missing security headers in Action Pack on non-HTML responses

Permissions-Policy is Only Served on HTML Content-Type The application configurable Permissions-Policy is only served on responses with an HTML related Content-Type. This has been assigned the CVE identifier CVE-2024-28103. Versions Affected: = 6.1.0 Not affected: 6.1.0 Fixed Versions: 6.1.7.8,...

Puppet Denial of Service and Arbitrary File Write

A vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise PE Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to 1 cause a denial of service memory consumption via a REST request to a stream that triggers...

Buffer underrun vulnerability in Kernel.sprintf

There is a buffer underrun vulnerability in the sprintf method of Kernel module. If a malicious format string which contains a precious specifier is passed and a huge minus value is also passed to the specifier, buffer underrun may be caused. In such situation, the result may contains heap, or th...

Archive-Tar-Minitar Directory Traversal Vulnerability

Minitar allows attackers to overwrite arbitrary files during archive extraction via a .. dot dot in an extracted filename. Analogous vulnerabilities for unzip and tar: https://www.cvedetails.com/cve/CVE-2001-1268/ and http://www.cvedetails.com/cve/CVE-2001-1267/ Credit: ecneladis...

Object leak vulnerability for wildcard controller routes in Action Pack

There is an object leak vulnerability for wildcard controllers in Action Pack. This vulnerability has been assigned the CVE identifier CVE-2015-7581. Versions Affected: = 4.0.0 and 5.0.0.beta1 Not affected: 4.0.0, 5.0.0.beta1 and newer Fixed Versions: 4.2.5.1, 4.1.14.1 Impact ------ Users that ha...

CVE-2012-5604 rubygem-ldap_fluff: CloudForms authentication bypass when handling anonymous LDAP bind

The ldapfluff gem for Ruby, as used in Red Hat CloudForms 1.1, when using Active Directory for authentication, allows remote attackers to bypass authentication via unspecified vectors...

Algorithmic complexity vulnerability in the WEBrick

Algorithmic complexity vulnerability in the WEBrick::HTTPUtils.splitheadervalue function in WEBrick::HTTP::DefaultFileHandler in WEBrick in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows context-dependent attackers to cause a denial of...

Ruby missing "taintness" checks in dl module

The dl module in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 does not check "taintness" of inputs, which allows context-dependent attackers to bypass safe levels and execute dangerous functions by accessing a library using DL.dlopen...

Potential remote code execution in ruby-git

The git gem, between versions 1.2.0 and 1.12.0, incorrectly parsed the output of the 'git ls-files' command using eval to unescape quoted file names. If a file name was added to the git repository contained special characters, such as '\n', then the 'git ls-files' command would print the file nam...

Potential XSS vulnerability in Action View

There is a potential Cross-Site Scripting XSS vulnerability in Action View's translation helpers. Views that allow the user to control the default not found value of the t and translate helpers could be susceptible to XSS attacks. Impact ------ When an HTML-unsafe string is passed as the default...

XSS Vulnerability in Chartkick Ruby Gem

Chartkick is vulnerable to a cross-site scripting XSS attack if both the following conditions are met: Condition 1: It's used with ActiveSupport.escapehtmlentitiesinjson = false this is not the default for Rails OR used with a non-Rails framework like Sinatra. Condition 2: Untrusted data or optio...

gollum and gollum-lib allow remote authenticated users to execute arbitrary code

The gollum-gritadapter Ruby gem dependency in gollum before 3.1.1 and the gollum-lib gem dependency in gollum-lib before 4.0.1 when the string master is in any of the wiki documents, allows remote authenticated users to execute arbitrary code via the -O or --open-files-in-pager flags...

Escape sequence injection vulnerability in the Basic authentication of WEBrick

There is an escape sequence injection vulnerability in the Basic authentication of WEBrick bundled by Ruby. When using the Basic authentication of WEBrick, clients can pass an arbitrary string as the user name. WEBrick outputs the passed user name intact to its log, then an attacker can inject...