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 install_location function of package.rb that can result in path traversal when writing to a symlinked basedir outside of the root. This vulnerability appears to have been fixed in 2.7.6.
{
"binaries": [
{
"binary_version": "2.0.0.484-1ubuntu2.6",
"binary_name": "libruby2.0"
},
{
"binary_version": "2.0.0.484-1ubuntu2.6",
"binary_name": "ruby2.0"
},
{
"binary_version": "2.0.0.484-1ubuntu2.6",
"binary_name": "ruby2.0-dev"
},
{
"binary_version": "2.0.0.484-1ubuntu2.6",
"binary_name": "ruby2.0-tcltk"
}
],
"availability": "No subscription required"
}
{
"binaries": [
{
"binary_version": "2.3.1-2~16.04.7",
"binary_name": "libruby2.3"
},
{
"binary_version": "2.3.1-2~16.04.7",
"binary_name": "ruby2.3"
},
{
"binary_version": "2.3.1-2~16.04.7",
"binary_name": "ruby2.3-dev"
},
{
"binary_version": "2.3.1-2~16.04.7",
"binary_name": "ruby2.3-tcltk"
}
],
"availability": "No subscription required"
}