The compilation daemon in Scala before 2.10.7, 2.11.x before 2.11.12, and 2.12.x before 2.12.4 uses weak permissions for private files in /tmp/scala-devel/${USER:shared}/scalac-compile-server-port, which allows local users to write to arbitrary class files and consequently gain privileges.
{
"github_reviewed_at": "2020-06-16T21:52:54Z",
"github_reviewed": true,
"severity": "HIGH",
"nvd_published_at": "2017-11-15T16:29:00Z",
"cwe_ids": [
"CWE-732"
]
}