CVE-2021-43840

The CVE concerns the message_bus Ruby gem. If deployed before version 3.3.7 with diagnostics enabled, a path traversal flaw in the diagnostic route could disclose secret information; impact increases without a proxy, while proxies (e.g., Nginx with merge_slashes) can limit exposure to about 3 dir...

CVE-2021-43840 Path traversal in message_bus

messagebus is a messaging bus for Ruby processes and web clients. In versions prior to 3.3.7 users who deployed message bus with diagnostics features enabled default off are vulnerable to a path traversal bug, which could lead to disclosure of secret information on a machine if an unintended user...

CVE-2021-43840: Improper Limitation of a Pathname to a Restricted Directory

messagebus is a messaging bus for Ruby processes and web clients. In versions prior to 3.3.7 users who deployed message bus with diagnostics features enabled default off are vulnerable to a path traversal bug, which could lead to disclosure of secret information on a machine if an unintended user...

Ruby on Rails: Subdomain Takeover at https://new.rubyonrails.org/

Disclaimer I know it's OOS but the issue is pretty serious because of the attractive domain name "new.rubyonrails.org" basically anyone could have put malware there. Summary Hi! I discovered that new.rubyonrails.org was pointing to an unclaimed Github Page, making it vulnerable to subdomain...

Bundler code injection vulnerability

Bundler is a package for managing application dependencies in Ruby. It provides a consistent environment for Ruby projects by tracking and installing the exact gem and version required. Bundler suffers from a code injection vulnerability that stems from the fact that when using Gemfile, an attack...

Metasploit Wrap-Up

Word and Javascript are a rare duo. Thanks to thesunRider. you too can experience the wonder of this mystical duo. The sole new metasploit module this release adds a file format attack to generate a very special document. By utilizing Javascript embedded in a Word document to trigger a chain of...

Exploit for Path Traversal in Grafana

CVE-2021-43798 !Alt texthttps://github.com/z3n70/CVE-...

CVE-2021-43809

Bundler is a package for managing application dependencies in Ruby. In bundler versions before 2.2.33, when working with untrusted and apparently harmless Gemfile's, it is not expected that they lead to execution of external code, unless that's explicit in the ruby code inside the Gemfile itself...

CVE-2021-43809

Bundler before 2.2.33 is vulnerable to local code execution via Gemfiles that use git dependencies with a leading dash in the URL. The command construction uses user input to build git clone commands, and if an input starts with a dash it can be interpreted as an option, enabling arbitrary code e...

Bundler 参数注入漏洞

Bundler is a package for managing application dependencies in Ruby. It provides a consistent environment for Ruby projects by tracking and installing the exact gem and version required. Bundler suffers from a code injection vulnerability that stems from the fact that when using Gemfile, an attack...

CVE-2021-43809: Improper Neutralization of Argument Delimiters in a Command

Bundler is a package for managing application dependencies in Ruby. In bundler versions before 2.2.33, when working with untrusted and apparently harmless Gemfile's, it is not expected that they lead to execution of external code, unless that's explicit in the ruby code inside the Gemfile itself...

openSUSE 15 Security Update : ruby2.5 (openSUSE-SU-2021:3838-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:3838-1 advisory. - In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in...

UBUNTU-CVE-2021-41816

CGI.escapehtml in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms such as Windows where sizet and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby...

CVE-2021-41816

CGI.escapehtml in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms such as Windows where sizet and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby...

SUSE SLED12 / SLES12 Security Update : ruby2.1 (SUSE-SU-2021:3837-1)

The remote SUSE Linux SLED12 / SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3837-1 advisory. - CVE-2020-25613: Fixed potential HTTP request smuggling in WEBrick bsc1177125. - CVE-2021-31799: Fixed Command injection...

OPENSUSE-SU-2021:3838-1 Security update for ruby2.5

This update for ruby2.5 fixes the following issues: - CVE-2021-31799: Fixed Command injection vulnerability in RDoc bsc1190375. - CVE-2021-31810: Fixed trusting FTP PASV responses vulnerability in Net:FTP bsc1188161. - CVE-2021-32066: Fixed StartTLS stripping vulnerability in Net:IMAP bsc1188160...

Ruby has unspecified vulnerabilities (CNVD-2022-06510)

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...

Ruby Buffer Overflow Vulnerability (CNVD-2022-18048)

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. ...

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...