|Description||The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers to inject terminal emulator escape sequences into its log and possibly execute arbitrary commands via a crafted user name.|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)|
|References||DLA-1113-1, DLA-1114-1, DLA-1421-1, DSA-4031-1|
|NVD severity||high (attack range: remote)|
Vulnerable and fixed packages
The table below lists information on source packages.
|ruby2.3 (PTS)||stretch (security), stretch||2.3.3-1+deb9u2||fixed|
The information below is based on the following data on fixed versions.