Installing a malicious gem may lead to arbitrary code execution

An issue was discovered in RubyGems 2.6 and later through 3.0.2. A crafted gem with a multi-line name is not handled correctly. Therefore, an attacker could inject arbitrary code to the stub line of gemspec, which is eval-ed by code in ensureloadablespec during the preinstall check...

Escape sequence injection vulnerability in gem owner

An issue was discovered in RubyGems 2.6 and later through 3.0.2. The gem owner command outputs the contents of the API response directly to stdout. Therefore, if the response is crafted, escape sequence injection may occur...

GHSA-HHXM-4F85-RGR8 High severity vulnerability that affects many_versioned_gem

Logs password in plaintext Impact Logs the password used in plaintext. The password should masked in logs to prevent it leaking. Patches Has the problem been patched? What versions should users upgrade to? Workarounds none See also Are there any links users can visit to find out more information?...

High severity vulnerability that affects many_versioned_gem

Logs password in plaintext Impact Logs the password used in plaintext. The password should masked in logs to prevent it leaking. Patches Has the problem been patched? What versions should users upgrade to? Workarounds none See also Are there any links users can visit to find out more information?...

Denial Of Service (DoS) Via CPU Consumption

RubyGems is vulnerable to a denial of service DoS attack. It is possible due to a flaw in Gem::Version::VERSIONPATTERN in lib/rubygems/version.rb which allows a malicious gem version to cause a large amount of backtracking in a regular expression...

Man-in-the-Middle (MitM)

rubygems is vulnerable to man-in-the-middle attack MitM. HTTPS connection are redirected to HTTP, which allows for an attacker to sniff network traffic and obtain confidential information or modify a gem during installation...

The vulnerability in the RubyGems package management system arises from improper handling of parameters, allowing users to compromise data integrity.

The vulnerability of the RubyGems package management system is related to the improper handling of HTTP/FTP request parameters, which can lead to incorrect URL formation. Exploiting this vulnerability allows a remote attacker to compromise data integrity...

The vulnerability of the RubyGems package management system, related to the possibility of cross-site scripting, allows a hacker to cause a service failure.

The vulnerability of the RubyGems package management system is related to the possibility of cross-site scripting execution. Exploiting this vulnerability allows a malicious actor to cause service failures using a specially crafted gem archive...

The vulnerability of the RubyGems package management system, related to the creation of infinite loops, allows for the execution of arbitrary code.

The vulnerability of the RubyGems package management system is related to improper handling of the tar archive header, which can lead to the creation of an infinite loop. Exploiting this vulnerability allows a remote attacker to cause a service failure...

ruby, rubygem, rubygems security update

CentOS Errata and Security Advisory CESA-2018:3738 An update for ruby is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

RHEL 6 : rubygem packages (RHSA-2013:0728)

This update fixes one security issue in multiple rubygem packages for Red Hat OpenShift Enterprise 1.1.3. The Red Hat Security Response Team has rated this update as having moderate security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 6 : rubygems (RHSA-2013:1203)

An updated rubygems package that fixes two security issues is now available for Red Hat OpenShift Enterprise 1.2.2. The Red Hat Security Response Team has rated this update as having moderate security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

RHEL 6 : rubygems (RHSA-2014:0207)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2014:0207 advisory. RubyGems is the Ruby standard for publishing and managing third-party libraries. It was discovered that the rubygems API validated version strings...

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 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: 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 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: 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: 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...