CVE-2018-16396
At a glance
- Severity
- Not available
- EPSS
- EPSS 7.97 % · percentile 95 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
Description
An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2018-8239
- GCVE · GCVE-0-2018-16396
CERT-FR advisories
- CERTFR-2022-AVI-267 — Multiples vulnérabilités dans Juniper Networks Junos Space · cert.ssi.gouv.fr
- CERTFR-2018-AVI-589 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*≥ 2.3.0 ≤ 2.3.7cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*≥ 2.4.0 ≤ 2.4.4cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*≥ 2.5.0 ≤ 2.5.1cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*cpe:2.3:a:ruby-lang:ruby:2.6.0:preview2:*:*:*:*:*:*cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
References
- https://hackerone.com/reports/385070
- https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/
- https://access.redhat.com/errata/RHSA-2018:3729
- https://access.redhat.com/errata/RHSA-2018:3730
- https://access.redhat.com/errata/RHSA-2018:3731
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/
- https://www.debian.org/security/2018/dsa-4332
- https://usn.ubuntu.com/3808-1/
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/
- https://security.netapp.com/advisory/ntap-20190221-0002/
- https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/
- https://lists.debian.org/debian-lts-announce/2018/10/msg00020.html
- http://www.securitytracker.com/id/1042106
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- https://access.redhat.com/errata/RHSA-2019:2028
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |