CVE-2019-8321: High severity rubygems vulnerability
An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::UserInteraction#verbose calls say without escaping, escape sequence injection is possible.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-8321?
CVE-2019-8321 is a vulnerability in RubyGems 2.6 and later through 3.0.2 that allows escape sequence injection.
How severe is CVE-2019-8321?
CVE-2019-8321 has a severity rating of 7.5, which is considered high.
What software is affected by CVE-2019-8321?
RubyGems versions between 2.6 and 3.0.2, as well as rubygems/rubygems-update versions 2.6.0 to 2.7.9 are affected. Additionally, the vulnerability affects Rubygems in general and Debian Linux versions 9.0, openSUSE Leap versions 15.0 and 15.1.
How can I fix CVE-2019-8321?
To fix CVE-2019-8321, update RubyGems to version 3.0.2 or rubygems/rubygems-update to version 2.7.9.
Where can I find more information about CVE-2019-8321?
More information about CVE-2019-8321 can be found at the following references: [NVD](https://nvd.nist.gov/vuln/detail/CVE-2019-8321), [Debian LTS](https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html), [openSUSE](http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html).