8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
ruby is vulnerable to arbitrary code execution. An attacker is able to inject code in the first argument to the command
argument to Shell#[]
or Shell#test
in lib/shell.rb
.
lists.opensuse.org/opensuse-security-announce/2020-03/msg00041.html
hackerone.com/reports/327512
lists.debian.org/debian-lts-announce/2019/11/msg00025.html
lists.debian.org/debian-lts-announce/2019/12/msg00009.html
lists.debian.org/debian-lts-announce/2020/08/msg00027.html
seclists.org/bugtraq/2019/Dec/31
seclists.org/bugtraq/2019/Dec/32
security.gentoo.org/glsa/202003-06
www.debian.org/security/2019/dsa-4587
www.oracle.com/security-alerts/cpujan2020.html
www.ruby-lang.org/ja/news/2019/10/01/code-injection-shell-test-cve-2019-16255/
www.ruby-lang.org/ja/news/2019/10/01/ruby-2-4-8-released/
www.ruby-lang.org/ja/news/2019/10/01/ruby-2-5-7-released/
www.ruby-lang.org/ja/news/2019/10/01/ruby-2-6-5-released/
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P