CVE-2019-16255

CVSS V2 Medium 6.8 CVSS V3 High 8.1
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.
Overview
  • CVE ID
  • CVE-2019-16255
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-11-26T18:15:15
  • Last Modified Date
  • 2023-04-30T23:15:44
Weakness Enumerations
CWE URL
CWE-94 http://cwe.mitre.org/data/definitions/94.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* 1 OR 2.4.0 2.4.7
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* 1 OR 2.5.0 2.5.6
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* 1 OR 2.6.0 2.6.4
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.2
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00041.html Third Party Advisory
https://hackerone.com/reports/327512 Exploit Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00025.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/12/msg00009.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html
https://seclists.org/bugtraq/2019/Dec/31 Broken Link Mailing List Third Party Advisory
https://seclists.org/bugtraq/2019/Dec/32 Broken Link Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202003-06 Third Party Advisory
https://www.debian.org/security/2019/dsa-4587 Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2020.html Patch Third Party Advisory
https://www.ruby-lang.org/ja/news/2019/10/01/code-injection-shell-test-cve-2019-16255/ Vendor Advisory
https://www.ruby-lang.org/ja/news/2019/10/01/ruby-2-4-8-released/ Release Notes
https://www.ruby-lang.org/ja/news/2019/10/01/ruby-2-5-7-released/ Release Notes
https://www.ruby-lang.org/ja/news/2019/10/01/ruby-2-6-5-released/ Release Notes
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-16255
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16255
History
Created Old Value New Value Data Type Notes
2022-05-10 16:36:02 Added to TrackCVE
2022-12-04 07:07:18 2019-11-26T18:15Z 2019-11-26T18:15:15 CVE Published Date updated
2022-12-04 07:07:18 2020-08-24T17:37:01 CVE Modified Date updated
2022-12-04 07:07:18 Modified Vulnerability Status updated
2022-12-29 23:09:49 Modified Undergoing Analysis Vulnerability Status updated
2023-03-03 15:10:01 2023-03-03T14:32:21 CVE Modified Date updated
2023-03-03 15:10:01 Undergoing Analysis Analyzed Vulnerability Status updated
2023-04-30 23:16:55 2023-04-30T23:15:44 CVE Modified Date updated
2023-04-30 23:16:55 Analyzed Modified Vulnerability Status updated
2023-04-30 23:16:56 References updated