Description
Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 allows code injection if the first argument (aka the "command" argument) to Shell#[] or Shell#test in lib/shell.rb is untrusted data. An attacker can exploit this to call an arbitrary Ruby method.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://hackerone.com/reports/327512 ↗
- https://lists.debian.org/debian-lts-announce/2019/11/msg00025.html ↗
- https://www.ruby-lang.org/ja/news/2019/10/01/ruby-2-6-5-released/ ↗
- https://www.ruby-lang.org/ja/news/2019/10/01/ruby-2-5-7-released/ ↗
- https://www.ruby-lang.org/ja/news/2019/10/01/ruby-2-4-8-released/ ↗
- https://www.ruby-lang.org/ja/news/2019/10/01/code-injection-shell-test-cve-2019-16255/ ↗
- https://lists.debian.org/debian-lts-announce/2019/12/msg00009.html ↗
- https://seclists.org/bugtraq/2019/Dec/31 ↗
- https://seclists.org/bugtraq/2019/Dec/32 ↗
- https://www.debian.org/security/2019/dsa-4587 ↗
- https://www.oracle.com/security-alerts/cpujan2020.html ↗
- https://security.gentoo.org/glsa/202003-06 ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00041.html ↗
- https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html ↗
- https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html ↗