Denial of service via multipart parsing in Rack

There is a denial of service vulnerability in the multipart parsing component of Rack. This vulnerability has been assigned the CVE identifier CVE-2022-44572. Versions Affected: = 2.0.0 Not affected: None. Fixed Versions: 2.0.9.2, 2.1.4.2, 2.2.6.1, 3.0.4.1 Impact Carefully crafted input can cause...

Potential denial of service in bson rubygem

The Moped::BSON::ObjecId.legal? method in mongodb/bson-ruby before 3.0.4 as used in rubygem-moped allows remote attackers to cause a denial of service worker resource consumption via a crafted string. NOTE: This issue is due to an incomplete fix to CVE-2015-4410...

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...

Prototype pollution attack through jQuery $.extend

jQuery before 3.4.0 mishandles jQuery.extendtrue, , ... because of bject.prototype pollution. If an unsanitized source object contained an enumerable proto property, it could extend the native Object.prototype...

ruby-grape Gem has XSS via "format" parameter

When request on API contains the "format" parameter in GET, the input value of this parameter is rendered as the web-server responds with text/html header. Example: http://example.com/api/endpoint?format=%3Cscript%3Ealertdocument.cookie%3C/script%3E...

Moderate severity vulnerability that affects nokogiri

The xzhead function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service memory consumption via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file. References: -...

cairo NULL pointer dereference

Cairo version 1.15.4 is vulnerable to a NULL pointer dereference related to the FTLoadGlyph and FTRenderGlyph resulting in an application crash...

Unsafe Query Generation Risk in Ruby on Rails

actionpack/lib/actiondispatch/http/request.rb in Ruby on Rails before 3.0.14, 3.1.x before 3.1.6, and 3.2.x before 3.2.6 does not properly consider differences in parameter handling between the Active Record component and the Rack interface, which allows remote attackers to bypass intended...

Heap exposure vulnerability in generating JSON

There is a heap exposure vulnerability in JSON bundled by Ruby. The generate method of JSON module optionally accepts an instance of JSON::Ext::Generator::State class. If a malicious instance is passed, the result may include contents of heap. All users running an affected release should either...

Allows an attacker to inject arbitrary code into your application via any secondary Gem source declared in your Gemfile

Bundler 1.x might allow remote attackers to inject arbitrary Ruby code into an application by leveraging a Gem name collision on a secondary source. Please note that this vulnerability only applies for Ruby projects using Bundler 2.0 with Gemfiles having 2 or more "source" lines. In other words, ...

XSS vulnerability via data-target in bootstrap

In Bootstrap 3.x before 3.4.0 and 4.x-beta before 4.0.0-beta.2, XSS is possible in the data-target attribute...

Possible Input Validation Circumvention in Active Model

There is a possible input validation circumvention vulnerability in Active Model. This vulnerability has been assigned the CVE identifier CVE-2016-0753. Versions Affected: 4.1.0 and newer Not affected: 4.0.13 and older Fixed Versions: 5.0.0.beta1.1, 4.2.5.1, 4.1.14.1 Impact ------ Code that uses...

CVE-2013-4389 rubygem-actionmailer: email address processing DoS

Multiple format string vulnerabilities in logsubscriber.rb files in the log subscriber component in Action Mailer in Ruby on Rails 3.x before 3.2.15 allow remote attackers to cause a denial of service via a crafted e-mail address that is improperly handled during construction of a log message...

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...

REXML contains a denial of service vulnerability

Impact The REXML gem before 3.2.6 has a DoS vulnerability when it parses an XML that has many s in an attribute value. If you need to parse untrusted XMLs, you many be impacted to this vulnerability. Patches The REXML gem 3.2.7 or later include the patch to fix this vulnerability. Workarounds Don...

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...

SQL Injection Vulnerability via ActiveRecord comments

There is a possible vulnerability in ActiveRecord related to the sanitization of comments. This vulnerability has been assigned the CVE identifier CVE-2023-22794. Versions Affected: = 6.0.0 Not affected: All users running an affected release should either upgrade or use one of the workarounds...

Sinatra vulnerable to Reflected File Download attack

An issue was discovered in Sinatra 2.0 before 2.2.3 and 3.0 before 3.0.4. An application is vulnerable to a reflected file download RFD attack that sets the Content-Disposition header of a response when the filename is derived from user-supplied input...

Sort order SQL injection via `direction` parameter in administrate

In Administrate rubygem before version 0.13.0, when sorting by attributes on a dashboard, the direction parameter was not validated before being interpolated into the SQL query. This could present a SQL injection if the attacker were able to modify the direction parameter and bypass ActiveRecord...

CSRF vulnerability in rails_admin

The railsadmin gem is vulnerable to cross-site request forgery CSRF attacks. Due to a bug, non-GET methods were not validating CSRF tokens and, as a result, an attacker could hypothetically gain access to the application administrative endpoints exposed by the gem...

XSS vulnerability via data-target in bootstrap-sass

In Bootstrap 3.x before 3.4.0 and 4.x-beta before 4.0.0-beta.2, XSS is possible in the data-target attribute...

CVE-2014-8090 ruby: REXML incomplete fix for CVE-2014-8080

The REXML parser in Ruby 1.9.x before 1.9.3 patchlevel 551, 2.0.x before 2.0.0 patchlevel 598, and 2.1.x before 2.1.5 allows remote attackers to cause a denial of service CPU and memory consumption a crafted XML document containing an empty string in an entity that is used in a large number of...

CVE-2013-2119 rubygem-passenger: incorrect temporary file usage

Phusion Passenger gem before 3.0.21 and 4.0.x before 4.0.5 for Ruby allows local users to cause a denial of service prevent application start or gain privileges by pre-creating a temporary "config" file in a directory with a predictable name in /tmp/ before it is used by the gem...

Chef Improper Access Control Vulnerability

chef-server-api/app/controllers/users.rb in the API in Chef before 0.9.0 does not require administrative privileges for the create, destroy, and update methods, which allows remote authenticated users to manage user accounts via requests to the /users URI...

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...

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...

Possible DoS by memory exhaustion in net-imap

Summary There is a possibility for denial of service by memory exhaustion in net-imap's response parser. At any time while the client is connected, a malicious server can send can send highly compressed uid-set data which is automatically read by the client's receiver thread. The response parser...

Improper Handling of Unexpected Data Type in Nokogiri

Summary Nokogiri v1.16.2 upgrades the version of its dependency libxml2 to v2.12.5. libxml2 v2.12.5 addresses the following vulnerability: CVE-2024-25062 / https://vulners.com/cve/CVE-2024-25062 described at https://gitlab.gnome.org/GNOME/libxml2/-/issues/604 patched by...

Possible XSS Security Vulnerability in SafeBuffer#bytesplice

There is a vulnerability in ActiveSupport if the new bytesplice method is called on a SafeBuffer with untrusted user input. This vulnerability has been assigned the CVE identifier CVE-2023-28120. Versions Affected: All. Not affected: None Fixed Versions: 7.0.4.3, 6.1.7.3 Impact ActiveSupport uses...

ReDoS based DoS vulnerability in Active Support’s underscore

There is a possible regular expression based DoS vulnerability in Active Support. This vulnerability has been assigned the CVE identifier CVE-2023-22796. Versions Affected: All Not affected: None Fixed Versions: 6.1.7.1, 7.0.4.1 Impact A specially crafted string passed to the underscore method ca...

ReDoS based DoS vulnerability in Action Dispatch

There is a possible regular expression based DoS vulnerability in Action Dispatch. This vulnerability has been assigned the CVE identifier CVE-2023-22792. Versions Affected: = 3.0.0 Not affected: 3.0.0 Fixed Versions: 6.1.7.1, 7.0.4.1 Impact Specially crafted cookies, in combination with a...

PDFKit vulnerable to Command Injection

The package pdfkit from version 0.0.0 through version 0.8.6 is vulnerable to Command Injection where the URL is not properly sanitized...

Untrusted users able to run pending migrations in production

There is a vulnerability in versions of Rails prior to 6.0.3.2 that allowed an untrusted user to run any pending migrations on a Rails app running in production. This vulnerability has been assigned the CVE identifier CVE-2020-8185. Versions Affected: 6.0.0 = 6.0.3.2 Impact ------ Using this issu...

Keepalive thread overload/DoS in puma

A poorly-behaved client could use keepalive requests to monopolize Puma's reactor and create a denial of service attack. If more keepalive connections to Puma are opened than there are threads available, additional connections will wait permanently if the attacker sends requests frequently enough...

Doorkeeper gem has stored XSS on authorization consent view

Stored XSS on the OAuth Client's name will cause users being prompted for consent via the "implicit" grant type to execute the XSS payload. The XSS attack could gain access to the user's active session, resulting in account compromise. Any user is susceptible if they click the authorization link...

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

Stored cross-site scripting XSS vulnerability in Gemirro 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 build a gem for...

CVE-2015-1820 rubygem-rest-client: session fixation vulnerability Set-Cookie headers present in an HTTP 30x redirection responses

REST client for Ruby aka rest-client before 1.8.0 allows remote attackers to conduct session fixation attacks or obtain sensitive cookie information by leveraging passage of cookies set in a response to a redirect...

CVE-2013-1821 ruby: entity expansion DoS vulnerability in REXML

lib/rexml/text.rb in the REXML parser in Ruby before 1.9.3-p392 allows remote attackers to cause a denial of service memory consumption and crash via crafted text nodes in an XML document, aka an XML Entity Expansion XEE attack...

CVE-2012-5370 jruby: Murmur hash function collisions (oCERT-2012-001)

JRuby computes hash values without properly 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, as demonstrated by a universal...

gRPC connection termination issue

gRPC contains a vulnerability whereby a client can cause a termination of connection between a HTTP2 proxy and a gRPC server: a base64 encoding error for -bin suffixed headers will result in a disconnection by the gRPC server, but is typically allowed by HTTP2 proxies. We recommend upgrading beyo...

ReDoS based DoS vulnerability in GlobalID

There is a ReDoS based DoS vulnerability in the GlobalID gem. This vulnerability has been assigned the CVE identifier CVE-2023-22799. Versions Affected: = 0.2.1 Not affected: 0.2.1 Fixed Versions: 1.0.1 Impact There is a possible DoS vulnerability in the model name parsing section of the GlobalID...

smalruby and smalruby-editor vulnerable to OS Command Injection

smalruby-editor prior to 0.4.1 and smalruby prior to 0.1.11 allows remote attackers to execute arbitrary OS commands via unspecified vectors...

XSS in the `of` option of the `.position()` util in jquery-ui

Impact Accepting the value of the of option of the .position util from untrusted sources may execute untrusted code. For example, invoking the following code: js $"element".position my: "left top", at: "right bottom", of: "", collision: "none" ; will call the doEvilThing function. Patches The iss...

HTTP Smuggling via Transfer-Encoding Header in Puma

Impact This is a similar but different vulnerability to the one patched in 3.12.5 and 4.3.4. A client could smuggle a request through a proxy, causing the proxy to send a response back to another unknown client. If the proxy uses persistent connections and the client adds another request in via...

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...

Ember.js XSS Vulnerability with User-Supplied JSON

By default, Ember will escape any values in Handlebars templates that use double curlies value. Developers can specifically opt out of this escaping behavior by passing an instance of SafeString rather than a raw string, which tells Ember that it should not escape the string because the developer...

Ruby OpenSSL Hostname Verification

After reviewing RFC 6125 and RFC 5280, we found multiple violations of matching hostnames and particularly wildcard certificates. Ruby’s OpenSSL extension will now provide a string-based matching algorithm which follows more strict behavior, as recommended by these RFCs. In particular, matching o...

CVE-2013-0262 rubygem-rack: Path sanitization information disclosure

rack/file.rb Rack::File in Rack 1.5.x before 1.5.2 and 1.4.x before 1.4.5 allows attackers to access arbitrary files outside the intended root directory via a crafted PATHINFO environment variable, probably a directory traversal vulnerability that is remotely exploitable, aka "symlink path...

Ruby name_err_mesg_to_str Method Safe Level Security Bypass

Ruby 1.8.7 before patchlevel 371, 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 nameerrmesgtostr API function, which marks the string as tainted, a different vulnerability than...

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...