CVE-2019-10842: Improper Control of Generation of Code

Arbitrary code execution via backdoor code was discovered in bootstrap-sass 3.2.0.3, when downloaded from rubygems.org. An unauthenticated attacker can craft the cfduid cookie value with base64 arbitrary code to be executed via eval, which can be leveraged to execute arbitrary code on the target...

UBUNTU-CVE-2019-8323

An issue was discovered in RubyGems 2.6 and later through 3.0.2. Gem::GemcutterUtilitieswithresponse may output the API response to stdout as it is. Therefore, if the API side modifies the response, escape sequence injection may occur...

UBUNTU-CVE-2019-8325

An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::CommandManagerrun calls alerterror without escaping, escape sequence injection is possible. There are many ways to cause an error...

RubyGems Code Execution Vulnerability (CNVD-2019-12146)

RubyGems is a Ruby package manager from the RubyGems organization. The product is mainly used for publishing and managing Ruby packages. A security vulnerability exists in RubyGems versions 2.6 through 3.0.2 in verbose, which stems from Gem::UserInteractionverbose failing to escape before calling...

RubyGems Code Execution Vulnerability (CNVD-2019-12148)

RubyGems is a Ruby package manager from the RubyGems organization. The product is mainly used for publishing and managing Ruby packages. A security vulnerability exists in RubyGems versions 2.6 through 3.0.2. An attacker can exploit the vulnerability to execute arbitrary code...

rubygems: XSS vulnerability in homepage attribute when displayed via gem server

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Cross Site Scripting XSS vulnerability in gem server display of homepage attribute that can...

rubygems: Unsafe Object Deserialization Vulnerability in gem owner allowing arbitrary code execution on specially crafted YAML

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Deserialization of Untrusted Data vulnerability in owner command that can result in code...

rubygems: Path traversal issue during gem installation allows to write to arbitrary filesystem locations

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in gem installation that can result in the gem could write to...

rubygems: Path traversal when writing to a symlinked basedir outside of the root

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in installlocation function of package.rb that can result in...

rubygems: Infinite loop vulnerability due to negative size in tar header causes Denial of Service

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a infinite loop caused by negative size vulnerability in ruby gem package tar header that can...

rubygems: XSS vulnerability in homepage attribute when displayed via gem server

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Cross Site Scripting XSS vulnerability in gem server display of homepage attribute that can...

rubygems: Infinite loop vulnerability due to negative size in tar header causes Denial of Service

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a infinite loop caused by negative size vulnerability in ruby gem package tar header that can...

rubygems: Improper verification of signatures in tarball allows to install mis-signed gem

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Verification of Cryptographic Signature vulnerability in package.rb that can result in...

rubygems: Missing URL validation on spec home attribute allows malicious gem to set an invalid homepage URL

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Input Validation vulnerability in ruby gems specification homepage attribute that can...

rubygems: Path traversal when writing to a symlinked basedir outside of the root

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in installlocation function of package.rb that can result in...

rubygems: Unsafe Object Deserialization Vulnerability in gem owner allowing arbitrary code execution on specially crafted YAML

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Deserialization of Untrusted Data vulnerability in owner command that can result in code...

rubygems: Missing URL validation on spec home attribute allows malicious gem to set an invalid homepage URL

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Input Validation vulnerability in ruby gems specification homepage attribute that can...

rubygems: Infinite loop vulnerability due to negative size in tar header causes Denial of Service

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a infinite loop caused by negative size vulnerability in ruby gem package tar header that can...

GHSA-CWP3-834G-X79G Moderate severity vulnerability that affects archive-tar-minitar and minitar

Withdrawn, accidental duplicate publish. Directory traversal vulnerability in the minitar before 0.6 and archive-tar-minitar 0.5.2 gems for Ruby allows remote attackers to write to arbitrary files via a .. dot dot in a TAR archive entry...

rubygems: Unsafe object deserialization through YAML formatted gem specifications

A vulnerability was found where the rubygems module was vulnerable to an unsafe YAML deserialization when inspecting a gem. Applications inspecting gem files without installing them can be tricked to execute arbitrary code in the context of the ruby interpreter...