vulnerability
Red Hat: CVE-2019-16255: CVE-2019-16255 ruby: Code injection via command argument of Shell#test / Shell#[] (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Nov 26, 2019 | Jun 30, 2021 | Mar 27, 2026 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Nov 26, 2019
Added
Jun 30, 2021
Modified
Mar 27, 2026
Description
Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 allows code injection if the first argument (aka the "command" argument) to Shell#[] or Shell#test in lib/shell.rb is untrusted data. An attacker can exploit this to call an arbitrary Ruby method.
Solutions
redhat-upgrade-rubyredhat-upgrade-ruby-debuginforedhat-upgrade-ruby-debugsourceredhat-upgrade-ruby-develredhat-upgrade-ruby-docredhat-upgrade-ruby-irbredhat-upgrade-ruby-libsredhat-upgrade-ruby-libs-debuginforedhat-upgrade-rubygem-abrtredhat-upgrade-rubygem-abrt-docredhat-upgrade-rubygem-bigdecimalredhat-upgrade-rubygem-bigdecimal-debuginforedhat-upgrade-rubygem-bsonredhat-upgrade-rubygem-bson-debuginforedhat-upgrade-rubygem-bson-debugsourceredhat-upgrade-rubygem-bson-docredhat-upgrade-rubygem-bundlerredhat-upgrade-rubygem-bundler-docredhat-upgrade-rubygem-did_you_meanredhat-upgrade-rubygem-io-consoleredhat-upgrade-rubygem-io-console-debuginforedhat-upgrade-rubygem-irbredhat-upgrade-rubygem-jsonredhat-upgrade-rubygem-json-debuginforedhat-upgrade-rubygem-minitestredhat-upgrade-rubygem-mongoredhat-upgrade-rubygem-mongo-docredhat-upgrade-rubygem-mysql2redhat-upgrade-rubygem-mysql2-debuginforedhat-upgrade-rubygem-mysql2-debugsourceredhat-upgrade-rubygem-mysql2-docredhat-upgrade-rubygem-net-telnetredhat-upgrade-rubygem-opensslredhat-upgrade-rubygem-openssl-debuginforedhat-upgrade-rubygem-pgredhat-upgrade-rubygem-pg-debuginforedhat-upgrade-rubygem-pg-debugsourceredhat-upgrade-rubygem-pg-docredhat-upgrade-rubygem-power_assertredhat-upgrade-rubygem-psychredhat-upgrade-rubygem-psych-debuginforedhat-upgrade-rubygem-rakeredhat-upgrade-rubygem-rdocredhat-upgrade-rubygem-test-unitredhat-upgrade-rubygem-xmlrpcredhat-upgrade-rubygemsredhat-upgrade-rubygems-devel
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.