Race condition when using persistent connections

There was a race condition around persistent connections, where a connection which is interrupted such as by a timeout would leave data on the socket. Subsequent requests would then read this data, returning content from the previous response. The race condition window appears to be short, and it...

brakeman world writable files allow local privilege escalation

If the brakeman gem which has a legacy dependency 4.5.0 through 4.7.0 is used, a local user can insert malicious code into the rubyparser-legacy-1.0.0/lib/rubyparser/legacy/rubyparser.rb file. The rubyparser-legacy aka legacy gem 1.0.0 for Ruby allows local privilege escalation because of...

bootstrap Cross-site Scripting vulnerability

In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property...

Use after free caused by integer overflow in environment stack

In versions of mruby up to and including 1.4.0, an integer overflow exists in src/vm.c::mrbvmexec when handling OPGETUPVAR in the presence of deep scope nesting, resulting in a use-after-free. An attacker that can cause Ruby code to be run can use this to possibly execute arbitrary code...

Unsafe objects can be loaded from Redis

Redis-store =v1.3.0 allows unsafe objects to be loaded from Redis via the use of the Marshal serializer...

Potential XSS Vulnerability in Ruby on Rails Applications

The cross-site scripting XSS prevention feature in Ruby on Rails 2.x before 2.3.12, 3.0.x before 3.0.8, and 3.1.x before 3.1.0.rc2 does not properly handle mutation of safe buffers, which makes it easier for remote attackers to conduct XSS attacks via crafted strings to an application that uses a...

Agent Imprersonation in Puppet

lib/puppet/network/authstore.rb in Puppet before 2.7.18, and Puppet Enterprise before 2.5.2, supports use of IP addresses in certnames without warning of potential risks, which might allow remote attackers to spoof an agent by acquiring a previously used IP address...

Incorrect handling of initialization vector in the GCM mode in OpenSSL

The openssl gem for Ruby uses the same initialization vector IV in GCM Mode aes--gcm when the IV is set before the key, which makes it easier for context-dependent attackers to bypass the encryption protection mechanism...

High severity vulnerability that affects rails

Multiple SQL injection vulnerabilities in Ruby on Rails before 2.1.1 allow remote attackers to execute arbitrary SQL commands via the 1 :limit and 2 :offset parameters, related to ActiveRecord, ActiveSupport, ActiveResource, ActionPack, and ActionMailer...

Logstash Logs Sensitive Information

Logstash prior to version 2.3.4, Elasticsearch Output plugin would log to file HTTP authorization headers which could contain sensitive information...

XML signature wrapping attack

ruby-saml prior to version 1.3.0 is vulnerable to an XML signature wrapping attack in the specific scenario where there was a signature that referenced at the same time 2 elements but past the scheme validator process since 1 of the element was inside the encrypted assertion. ruby-saml users must...

Safemode Gem for Ruby is vulnerable to information disclosure

Safemode is initialised with an optional 'delegate' object. If the delegated object is a Rails controller, 'inspect' could be called which then exposes all informations about the App, including routes, secret tokens, caches and so on...

Ruby on Rails omniauth-oauth2 Gem CSRF vulnerability

The omniauth-oauth2 Ruby Gem contains a flaw that allows an attacker to inject values into a user's session through a CSRF attack...

Savon::Model evaluates WSDL operation names as Ruby source

Savon::Model generated SOAP operation methods by interpolating operation names into Ruby source passed to moduleeval. An attacker who can control the operation names of a WSDL, can inject Ruby code that executes in the application process. This affects only the .alloperations class method provide...

Improper Certificate Validation allows MITM injection of remote CSS content

Summary The CSS Parser gem does not validate HTTPS connections, allowing a Man-in-the-Middle MITM attacker to inject or modify CSS content when stylesheets are loaded via HTTPS. The connection is established with OpenSSL::SSL::VERIFYNONE, meaning any HTTPS certificate—even entirely untrusted—will...

Decidim's comments API allows access to all commentable resources

Impact The root level commentable field in the API allows access to all commentable resources within the platform, without any permission checks. All Decidim instances are impacted that have not secured the /api endpoint. The /api endpoint is publicly available with the default configuration...

Rails has a possible XSS vulnerability in its Action View tag helpers

Impact When a blank string is used as an HTML attribute name in Action View tag helpers, the attribute escaping is bypassed, producing malformed HTML. A carefully crafted attribute value could then be misinterpreted by the browser as a separate attribute name, possibly leading to XSS. Application...

Katello - Denial of Service and potential information disclosure via SQL injection'

A flaw was found in the Katello plugin for Red Hat Satellite. This vulnerability, caused by improper sanitization of user-provided input, allows a remote attacker to inject arbitrary SQL commands into the sortby parameter of the /api/hosts/bootcimages API endpoint. This can lead to a Denial of...

Stored XSS in Rack::Directory via javascript: filenames rendered into anchor href

Summary Rack::Directory generates an HTML directory index where each file entry is rendered as a clickable link. If a file exists on disk whose basename begins with the javascript: scheme e.g. javascript:alert1, the generated index includes an anchor whose href attribute is exactly...

Rack session gets restored after deletion

Summary When using the Rack::Session::Pool middleware, simultaneous rack requests can restore a deleted rack session, which allows the unauthenticated user to occupy that session. Details Rack session middleware prepares the session at the beginning of request, then saves is back to the store wit...

Resque vulnerable to reflected XSS in resque-web failed and queues lists

Impact The following paths in resque-web have been found to be vulnerable to reflected XSS: /failed/?class=alertdocument.cookie /queues/ Patches v2.2.1 Workarounds No known workarounds at this time. It is recommended to not click on 3rd party or untrusted links to the resque-web interface until y...

Excessive Iteration in gRPC

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

protocol-http1 HTTP Request/Response Smuggling vulnerability

Impact RFC 9112 Section 7.1 defined the format of chunk size, chunk data and chunk extension detailed ABNF is in Appendix section. In summary: - The value of Content-Length header should be a string of 0-9 digits. - The chunk size should be a string of hex digits and should split from chunk data...

rswag vulnerable to arbitrary JSON and YAML file read via directory traversal

rswag before 2.10.1 allows remote attackers to read arbitrary JSON and YAML files via directory traversal, because rswag-api can expose a file that is not the OpenAPI or Swagger specification file of a project...

Sensitive Terraform Output Values Printed At Info Logging Level In Kitchen-Terraform

Summary Kitchen-Terraform v7.0.0 introduced a regression which caused all Terraform output values, including sensitive values, to be printed at the info logging level during the kitchen converge action. Prior to v7.0.0, the output values were printed at the debug level to avoid writing sensitive...

Unchecked return value from xmlTextReaderExpand

Summary Nokogiri 1.13.8, 1.13.9 fails to check the return value from xmlTextReaderExpand in the method Nokogiri::XML::Readerattributehash. This can lead to a null pointer exception when invalid markup is being parsed. For applications using XML::Reader to parse untrusted inputs, this may...

jQuery UI vulnerable to XSS when refreshing a checkboxradio with an HTML-like initial text label

Impact Initializing a checkboxradio widget on an input enclosed within a label makes that parent label contents considered as the input label. If you call .checkboxradio "refresh" on such a widget and the initial HTML contained encoded HTML entities, they will erroneously get decoded. This can le...

Improper handling of double quotes in file name in Diffy in Windows environment

The function that calls the diff tool in versions of Diffy prior to 3.4.1 does not properly handle double quotes in a filename when run in a Windows environment. This allows attackers to execute arbitrary commands via a crafted string...

omniauth-weibo-oauth2 included a code-execution backdoor inserted by a third-party

The omniauth-weibo-oauth2 gem 0.4.6 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party. Versions through 0.4.5, and 0.5.1 and later, are unaffected...

Cross site scripting in publify

In Publify, versions v8.0 to v9.2.4 are vulnerable to stored XSS. A user with a 'publisher' role is able to inject and execute arbitrary JavaScript code while creating a page/article...

ccsv Double Free vulnerability

The foreach function in ext/ccsv.c in Ccsv 1.1.0 allows remote attackers to cause a denial of service double free and application crash or possibly have unspecified other impact via a crafted file...

Katello SQL Injection vulnerabilities

Multiple SQL injection vulnerabilities in the scopedsearch function in app/controllers/katello/api/v2/apicontroller.rb in Katello allow remote authenticated users to execute arbitrary SQL commands via the 1 sortby or 2 sortorder parameter...

hammer_cli_foreman Improper Certificate Validation vulnerability

Hammer CLI, a CLI utility for Foreman, before version 0.10.0, did not explicitly set the verifyssl flag for apipie-bindings that disable it by default. As a result the server certificates are not checked and connections are prone to man-in-the-middle attacks...

Phusion Passenger incorrect permission assignment

An issue was discovered in switchGroup in agent/ExecHelper/ExecHelperMain.cpp in Phusion Passenger before 5.3.2. The set of groups gidset is not set correctly, leaving it up to randomness i.e., uninitialized memory which supplementary groups are actually being set while lowering privileges...

Silent Configuration Failure in Puppet Agent

A flaw was discovered in Puppet Agent where the agent may silently ignore Augeas settings or may be vulnerable to a Denial of Service condition prior to the first 'pluginsync'...

XSS in `*Text` options of the Datepicker widget in jquery-ui

Impact Accepting the value of various Text options of the Datepicker widget from untrusted sources may execute untrusted code. For example, initializing the datepicker in the following way: js $"datepicker".datepicker showButtonPanel: true, showOn: "both", closeText: "doEvilThing'closeText XSS'",...

Possible XSS Vulnerability in Action Pack in Development Mode

There is a possible XSS vulnerability in Action Pack while the application server is in development mode. This vulnerability is in the Actionable Exceptions middleware. This vulnerability has been assigned the CVE identifier CVE-2020-8264. Versions Affected: = 6.0.0 Not affected: 6.0.0 Fixed...

Directory traversal in Rack::Directory app bundled with Rack

There was a possible directory traversal vulnerability in the Rack::Directory app that is bundled with Rack. Versions Affected: rack = 2.2.0 Impact ------ If certain directories exist in a director that is managed by Rack::Directory, an attacker could, using this vulnerability, read the contents ...

Doorkeeper application secret information disclosure vulnerability

Information disclosure vulnerability. Allows an attacker to see all Doorkeeper::Application model attribute values including secrets after authorizing an application to their user. An application is vulnerable if the authorized applications controller is enabled GET...

secure_headers header injection due to newline

If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a newline could be injected leading to limited header injection. Upon seeing a newline in the header, rails will silently create a new Content-Security-Policy header with the remaining value of the original...

json-jwt improper input validation due to lack of element count when splitting string

The json-jwt gem before 1.11.0 for Ruby lacks an element count during the splitting of a JWE string...

Denial of Service in rubyzip ("zip bombs")

In Rubyzip before 1.3.0, a crafted ZIP file can bypass application checks on ZIP entry sizes because data about the uncompressed size can be spoofed. This allows attackers to cause a denial of service disk consumption...

Code execution backdoor in awesome-bot

The awesome-bot gem 1.18.0 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party. Users of an affected version should consider downgrading to the last non-affected version of 1.17.2 or upgrading to 1.19.x...

Nokogiri Command Injection Vulnerability via Nokogiri::CSS::Tokenizer#load_file

A command injection vulnerability in Nokogiri v1.10.3 and earlier allows commands to be executed in a subprocess by Ruby's Kernel.open method. Processes are vulnerable only if the undocumented method Nokogiri::CSS::Tokenizerloadfile is being passed untrusted user input. This vulnerability appears...

Delete directory using symlink when decompressing tar

A Directory Traversal issue was discovered in RubyGems 2.7.6 and later through 3.0.2. Before making new directories or touching files which now include path-checking code for symlinks, it would delete the target destination. If that destination was hidden behind a symlink, a malicious gem could...

CHMOD race vulnerability

The file system access race condition allows for local privilege escalation and affects the Nginx module for Passenger versions 5.3.1, all the way back to 3.0.0 the chown command entered the code in 2010. The vulnerability was exploitable only when running a non-standard...

Insecure path handling in Bundler

Bundler prior to 2.1.0 uses a predictable path in /tmp/, created with insecure permissions as a storage location for gems, if locations under the user's home directory are not available. If Bundler is used in a scenario where the user does not have a writable home directory, an attacker could pla...

omniauth-saml authentication bypass via incorrect XML canonicalization and DOM traversal

OmniAuth OmnitAuth-SAML 1.9.0 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass...

SSRF vulnerability in Recurly gem's Resource#find.

If you are using the find method on any of the classes that are derived from the Resource class and you are passing user input into that method, a malicious user can force the http client to reach out to a server under their control. This can lead to leakage of your private API key. Because of th...

Ruby on rails 3.0.5 Remote_IP.rb Input Validation in rails/actionpack

The tos method in actionpack/lib/actiondispatch/middleware/remoteip.rb in Ruby on Rails 3.0.5 does not validate the X-Forwarded-For header in requests from IP addresses on a Class C network, which might allow remote attackers to inject arbitrary text into log files or bypass intended address...