Directory traversal vulnerability in the setuid root helper binary in S-nail (later S-mailx) before 14.8.16 allows local users to write to arbitrary files and consequently gain root privileges via a .. (dot dot) in the randstr argument.
{ "urgency": "not yet assigned" }
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2017-5899.json"