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...

Possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer

There is a possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer. This vulnerability has been assigned the CVE identifier CVE-2022-32209. Versions Affected: ALL Not affected: NONE Fixed Versions: v1.4.3 Impact A possible XSS vulnerability with certain configurations of...

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...

OS command injection in BibTeX-Ruby

BibTeX-ruby before 5.1.0 allows shell command injection due to unsanitized user input being passed directly to the built-in Ruby Kernel.open method through BibTeX.open...

Consul gem insufficient authentication check - Multiple powers in one controller are not always checked correctly

With the consul ruby gem before 1.0.3, if a controller checks multiple powers using :if or :except conditions, these conditions are erroneously applied to all power checks in that controller. This can lead to skipped power checks and hence unauthenticated access to certain controller actions...

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...

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...

CVE-2014-0081 rubygem-actionpack: number_to_currency, number_to_percentage and number_to_human XSS vulnerability

Multiple cross-site scripting XSS vulnerabilities in actionview/lib/actionview/helpers/numberhelper.rb in Ruby on Rails before 3.2.17, 4.0.x before 4.0.3, and 4.1.x before 4.1.0.beta2 allow remote attackers to inject arbitrary web script or HTML via the 1 format, 2 negativeformat, or 3 units...

md2pdf Gem for Ruby md2pdf/converter.rb File Name Shell Metacharacter Injection Arbitrary Command Execution

md2pdf Gem for Ruby contains a flaw that is due to the program failing to properly sanitize input passed to md2pdf/converter.rb. With a specially crafted file name that contains shell metacharacters, a context-dependent attacker can execute arbitrary commands...

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-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...

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...

Camaleon CMS affected by arbitrary file write to RCE (GHSL-2024-182)

An arbitrary file write vulnerability accessible via the upload method of the MediaController allows authenticated users to write arbitrary files to any location on the web server Camaleon CMS is running on depending on the permissions of the underlying filesystem. E.g. This can lead to a delayed...

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...

sinatra does not validate expanded path matches

Sinatra before 2.2.0 does not validate that the expanded path matches publicdir when serving static files...

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...

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...

Moderate severity vulnerability that affects jquery-ui

Cross-site scripting XSS vulnerability in the default content option in jquery.ui.tooltip.js in the Tooltip widget in jQuery UI before 1.10.0 allows remote attackers to inject arbitrary web script or HTML via the title attribute, which is not properly handled in the autocomplete combo box demo...

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-2013-0269 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-2013-0276 rubygem-activerecord/rubygem-activemodel: circumvention of attr_protected

ActiveRecord in Ruby on Rails before 2.3.17, 3.1.x before 3.1.11, and 3.2.x before 3.2.12 allows remote attackers to bypass the attrprotected protection mechanism and modify protected model attributes via a crafted request...

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...

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...

CVE-2011-4815 ruby: hash table collisions CPU usage DoS (oCERT-2011-003)

Ruby aka CRuby before 1.8.7-p357 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service CPU consumption via crafted input to an application that maintains a hash table...

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,...

Cross-site scripting (XSS) in the dynamic file uploads

Impact The dynamic file upload feature is subject to potential XSS attach in case the attacker manages to modify the file names of the records being uploaded to the server. This appears in sections where the user controls the file upload dialogs themselves and has the technical knowledge to chang...

Open Redirect Vulnerability in Action Pack

There is a vulnerability in Action Controller’s redirectto. This vulnerability has been assigned the CVE identifier CVE-2023-22797. Versions Affected: = 7.0.0 Not affected: 7.0.0 Fixed Versions: 7.0.4.1 Impact There is a possible open redirect when using the redirectto helper with untrusted user...

Hub Package Arbitrary File Overwrite

The am function in lib/hub/commands.rb in hub before 1.12.1 allows local users to overwrite arbitrary files via a symlink attack on a temporary patch file...

XSS in qiita-markdown

Increments Qiita::Markdown before 0.34.0 allows XSS via a crafted gist link, a different vulnerability than CVE-2021-28796...

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...

Rack has Content-Length mismatch in Rack::Files error responses

Summary Rack::Filesfail sets the Content-Length response header using Stringsize instead of Stringbytesize. When the response body contains multibyte UTF-8 characters, the declared Content-Length is smaller than the number of bytes actually sent on the wire. Because Rack::Files reflects the...

Race Condition leading to logging errors

In certain setups with threaded web servers, Audited's use of Thread.current can incorrectly attributed audits to the wrong user. Fixed in 5.3.3. In March, @convisoappsec noticed that the library in question had a Race Condition problem, which caused logs to be registered at times with different...

Buffer overflow in sponge queue functions

Impact The Keccak sponge function interface accepts partial inputs to be absorbed and partial outputs to be squeezed. A buffer can overflow when partial data with some specific sizes are queued, where at least one of them has a length of 2^32 - 200 bytes or more. Patches Yes, see commit fdc6fef0...

libxslt Type Confusion vulnerability that affects Nokogiri

In numbers.c in libxslt 1.1.33, a type holding grouping characters of an xsl:number instruction was too narrow and an invalid character/length combination could be passed to xsltNumberFormatDecimal, leading to a read of uninitialized stack data. Nokogiri prior to version 1.10.5 used a vulnerable...

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...

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...

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...

Nokogiri gem contains two upstream vulnerabilities in libxslt 1.1.29

nokogiri version 1.7.2 has been released. This is a security update based on 1.7.1, addressing two upstream libxslt 1.1.29 vulnerabilities classified as "Medium" by Canonical and given a CVSS3 score of "6.5 Medium" and "8.8 High" by RedHat. These patches only apply when using Nokogiri's vendored...

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-2014-3482 rubygem-activerecord: SQL injection vulnerability in 'bitstring' quoting

SQL injection vulnerability in activerecord/lib/activerecord/connectionadapters/postgresqladapter.rb in the PostgreSQL adapter for Active Record in Ruby on Rails 2.x and 3.x before 3.2.19 allows remote attackers to execute arbitrary SQL commands by leveraging improper bitstring quoting. It was...

CVE-2013-1855 rubygem-actionpack: css_sanitization: XSS vulnerability in sanitize_css

The sanitizecss method in lib/actioncontroller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle \n newline characters, which makes it easier for remote attackers to...

CVE-2013-1857 rubygem-actionpack: sanitize_protocol: XSS Vulnerability in the helper of Ruby on Rails

'The sanitize helper in lib/actioncontroller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle encoded : colon characters in URLs, which makes it easier for remote...

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...

Phusion Passenger Gem for Ruby Arbitrary File Deletion

Phusion Passenger Gem for Ruby contains a flaw that is triggered during application startup. This issue may allow a local attacker to delete arbitrary files via an application process. If the program has completed the start up process this vulnerability is no longer exploitable...

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...

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...

Rack's greedy multipart boundary parsing can cause parser differentials and WAF bypass.

Summary Rack::Multipart::Parser extracts the boundary parameter from multipart/form-data using a greedy regular expression. When a Content-Type header contains multiple boundary parameters, Rack selects the last one rather than the first. In deployments where an upstream proxy, WAF, or intermedia...