An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::CommandManager#run calls alert_error without escaping, escape sequence injection is possible. (There are many ways to cause an error.)
{
"unresolved_ranges": [
{
"cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "9.0"
}
]
},
{
"cpe": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "15.0"
}
]
},
{
"cpe": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "15.1"
}
]
}
]
}