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.)
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-8325
Reference (s):
- https://hackerone.com/reports/317353
- MLIST:[debian-lts-announce] 20200816 [SECURITY] [DLA 2330-1] jruby security update
- URL: https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html
- SUSE:openSUSE-SU-2019:1771
- URL: http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html