crítica
CVE-2018-8780
ruby: Unintentional directory traversal by poisoned NULL byte in Dir
En la Trivy database desde, como mínimo, el 24 oct 2026, 07:11 UTCNo consta cuándo entró antes de ese build.
Severidad por fuente
NVD9.1CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Red Hat6.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD. Más baja según Red Hat (media), Amazon (media), Oracle (media), Ubuntu (media).
Descripción
In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, the Dir.open, Dir.new, Dir.entries and Dir.empty? methods do not check NULL characters. When using the corresponding method, unintentional directory traversal may be performed.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| alpine 3.10 | ruby | 2.5.1-r0 |
| alpine 3.11 | ruby | 2.5.1-r0 |
| alpine 3.12 | ruby | 2.5.1-r0 |
| alpine 3.13 | ruby | 2.5.1-r0 |
| alpine 3.14 | ruby | 2.5.1-r0 |
| alpine 3.15 | ruby | 2.5.1-r0 |
| alpine 3.16 | ruby | 2.5.1-r0 |
| alpine 3.17 | ruby | 2.5.1-r0 |
| alpine 3.18 | ruby | 2.5.1-r0 |
| alpine 3.19 | ruby | 2.5.1-r0 |
| alpine 3.20 | ruby | 2.5.1-r0 |
| alpine 3.21 | ruby | 2.5.1-r0 |
Mostrar las 122 entradas de 35 fuentes
| Fuente | Paquete | Corregido en |
|---|---|---|
| alpine 3.10 | ruby | 2.5.1-r0 |
| alpine 3.11 | ruby | 2.5.1-r0 |
| alpine 3.12 | ruby | 2.5.1-r0 |
| alpine 3.13 | ruby | 2.5.1-r0 |
| alpine 3.14 | ruby | 2.5.1-r0 |
| alpine 3.15 | ruby | 2.5.1-r0 |
| alpine 3.16 | ruby | 2.5.1-r0 |
| alpine 3.17 | ruby | 2.5.1-r0 |
| alpine 3.18 | ruby | 2.5.1-r0 |
| alpine 3.19 | ruby | 2.5.1-r0 |
| alpine 3.20 | ruby | 2.5.1-r0 |
| alpine 3.21 | ruby | 2.5.1-r0 |
| alpine 3.22 | ruby | 2.5.1-r0 |
| alpine 3.23 | ruby | 2.5.1-r0 |
| alpine 3.24 | ruby | 2.5.1-r0 |
| alpine 3.4 | ruby | 2.3.7-r0 |
| alpine 3.5 | ruby | 2.3.7-r0 |
| alpine 3.6 | ruby | 2.4.4-r0 |
| alpine 3.7 | ruby | 2.4.4-r0 |
| alpine 3.8 | ruby | 2.5.1-r0 |
| alpine 3.9 | ruby | 2.5.1-r0 |
| alpine edge | ruby | 2.5.1-r0 |
| amazon linux 1 | ruby20 | 2.0.0.648-1.31.amzn1 |
| amazon linux 1 | ruby20-debuginfo | 2.0.0.648-1.31.amzn1 |
| amazon linux 1 | ruby20-devel | 2.0.0.648-1.31.amzn1 |
| amazon linux 1 | ruby20-doc | 2.0.0.648-1.31.amzn1 |
| amazon linux 1 | ruby20-irb | 2.0.0.648-1.31.amzn1 |
| amazon linux 1 | ruby20-libs | 2.0.0.648-1.31.amzn1 |
| amazon linux 1 | ruby22 | 2.2.10-1.11.amzn1 |
| amazon linux 1 | ruby22-debuginfo | 2.2.10-1.11.amzn1 |
| amazon linux 1 | ruby22-devel | 2.2.10-1.11.amzn1 |
| amazon linux 1 | ruby22-doc | 2.2.10-1.11.amzn1 |
| amazon linux 1 | ruby22-irb | 2.2.10-1.11.amzn1 |
| amazon linux 1 | ruby22-libs | 2.2.10-1.11.amzn1 |
| amazon linux 1 | ruby23 | 2.3.7-1.19.amzn1 |
| amazon linux 1 | ruby23-debuginfo | 2.3.7-1.19.amzn1 |
| amazon linux 1 | ruby23-devel | 2.3.7-1.19.amzn1 |
| amazon linux 1 | ruby23-doc | 2.3.7-1.19.amzn1 |
| amazon linux 1 | ruby23-irb | 2.3.7-1.19.amzn1 |
| amazon linux 1 | ruby23-libs | 2.3.7-1.19.amzn1 |
| amazon linux 1 | ruby24 | 2.4.4-1.30.6.amzn1 |
| amazon linux 1 | ruby24-debuginfo | 2.4.4-1.30.6.amzn1 |
| amazon linux 1 | ruby24-devel | 2.4.4-1.30.6.amzn1 |
| amazon linux 1 | ruby24-doc | 2.4.4-1.30.6.amzn1 |
| amazon linux 1 | ruby24-irb | 2.4.4-1.30.6.amzn1 |
| amazon linux 1 | ruby24-libs | 2.4.4-1.30.6.amzn1 |
| amazon linux 1 | rubygem20-bigdecimal | 1.2.0-1.31.amzn1 |
| amazon linux 1 | rubygem20-io-console | 0.4.2-1.31.amzn1 |
| amazon linux 1 | rubygem20-psych | 2.0.0-1.31.amzn1 |
| amazon linux 1 | rubygem22-bigdecimal | 1.2.6-1.11.amzn1 |
| amazon linux 1 | rubygem22-io-console | 0.4.3-1.11.amzn1 |
| amazon linux 1 | rubygem22-psych | 2.0.8.1-1.11.amzn1 |
| amazon linux 1 | rubygem23-bigdecimal | 1.2.8-1.19.amzn1 |
| amazon linux 1 | rubygem23-did_you_mean | 1.0.0-1.19.amzn1 |
| amazon linux 1 | rubygem23-io-console | 0.4.5-1.19.amzn1 |
| amazon linux 1 | rubygem23-json | 1.8.3.1-1.19.amzn1 |
| amazon linux 1 | rubygem23-psych | 2.1.0.1-1.19.amzn1 |
| amazon linux 1 | rubygem24-bigdecimal | 1.3.2-1.30.6.amzn1 |
| amazon linux 1 | rubygem24-did_you_mean | 1.1.0-1.30.6.amzn1 |
| amazon linux 1 | rubygem24-io-console | 0.4.6-1.30.6.amzn1 |
| amazon linux 1 | rubygem24-json | 2.0.4-1.30.6.amzn1 |
| amazon linux 1 | rubygem24-psych | 2.2.2-1.30.6.amzn1 |
| amazon linux 1 | rubygem24-xmlrpc | 0.2.1-1.30.6.amzn1 |
| amazon linux 1 | rubygems20 | 2.0.14.1-1.31.amzn1 |
| amazon linux 1 | rubygems20-devel | 2.0.14.1-1.31.amzn1 |
| amazon linux 1 | rubygems22 | 2.4.5.2-1.11.amzn1 |
| amazon linux 1 | rubygems22-devel | 2.4.5.2-1.11.amzn1 |
| amazon linux 1 | rubygems23 | 2.5.2.3-1.19.amzn1 |
| amazon linux 1 | rubygems23-devel | 2.5.2.3-1.19.amzn1 |
| amazon linux 1 | rubygems24 | 2.6.14.1-1.30.6.amzn1 |
| amazon linux 1 | rubygems24-devel | 2.6.14.1-1.30.6.amzn1 |
| amazon linux 2 | ruby | 2.0.0.648-36.amzn2.0.1 |
| amazon linux 2 | ruby-debuginfo | 2.0.0.648-36.amzn2.0.1 |
| amazon linux 2 | ruby-devel | 2.0.0.648-36.amzn2.0.1 |
| amazon linux 2 | ruby-doc | 2.0.0.648-36.amzn2.0.1 |
| amazon linux 2 | ruby-irb | 2.0.0.648-36.amzn2.0.1 |
| amazon linux 2 | ruby-libs | 2.0.0.648-36.amzn2.0.1 |
| amazon linux 2 | ruby-tcltk | 2.0.0.648-36.amzn2.0.1 |
| amazon linux 2 | rubygem-bigdecimal | 1.2.0-36.amzn2.0.1 |
| amazon linux 2 | rubygem-io-console | 0.4.2-36.amzn2.0.1 |
| amazon linux 2 | rubygem-json | 1.7.7-36.amzn2.0.1 |
| amazon linux 2 | rubygem-minitest | 4.3.2-36.amzn2.0.1 |
| amazon linux 2 | rubygem-psych | 2.0.0-36.amzn2.0.1 |
| amazon linux 2 | rubygem-rake | 0.9.6-36.amzn2.0.1 |
| amazon linux 2 | rubygem-rdoc | 4.0.0-36.amzn2.0.1 |
| amazon linux 2 | rubygems | 2.0.14.1-36.amzn2.0.1 |
| amazon linux 2 | rubygems-devel | 2.0.14.1-36.amzn2.0.1 |
| debian 7 | ruby1.8 | 1.8.7.358-7.1+deb7u6 |
| debian 7 | ruby1.9.1 | 1.9.3.194-8.1+deb7u8 |
| debian 8 | ruby2.1 | 2.1.5-2+deb8u4 |
| debian 9 | ruby2.3 | 2.3.3-1+deb9u3 |
| Oracle Linux 7 | ruby | 2.0.0.648-36.el7 |
| Oracle Linux 7 | ruby-devel | 2.0.0.648-36.el7 |
| Oracle Linux 7 | ruby-doc | 2.0.0.648-36.el7 |
| Oracle Linux 7 | ruby-irb | 2.0.0.648-36.el7 |
| Oracle Linux 7 | ruby-libs | 2.0.0.648-36.el7 |
| Oracle Linux 7 | ruby-tcltk | 2.0.0.648-36.el7 |
| Oracle Linux 7 | rubygem-bigdecimal | 1.2.0-36.el7 |
| Oracle Linux 7 | rubygem-io-console | 0.4.2-36.el7 |
| Oracle Linux 7 | rubygem-json | 1.7.7-36.el7 |
| Oracle Linux 7 | rubygem-minitest | 4.3.2-36.el7 |
| Oracle Linux 7 | rubygem-psych | 2.0.0-36.el7 |
| Oracle Linux 7 | rubygem-rake | 0.9.6-36.el7 |
| Oracle Linux 7 | rubygem-rdoc | 4.0.0-36.el7 |
| Oracle Linux 7 | rubygems | 2.0.14.1-36.el7 |
| Oracle Linux 7 | rubygems-devel | 2.0.14.1-36.el7 |
| Red Hat | ruby | sin corrección indicada |
| Red Hat | ruby-devel | sin corrección indicada |
| Red Hat | ruby-docs | sin corrección indicada |
| Red Hat | ruby-irb | sin corrección indicada |
| Red Hat | ruby-libs | sin corrección indicada |
| Red Hat | ruby-rdoc | sin corrección indicada |
| Red Hat | ruby-ri | sin corrección indicada |
| Red Hat | ruby-static | sin corrección indicada |
| Red Hat | ruby-tcltk | sin corrección indicada |
| ubuntu 14.04 | ruby1.9.1 | 1.9.3.484-2ubuntu1.11 |
| ubuntu 14.04 | ruby2.0 | 2.0.0.484-1ubuntu2.9 |
| ubuntu 16.04 | ruby2.3 | 2.3.1-2~16.04.9 |
| ubuntu 16.04-ESM | ruby2.3 | 2.3.1-2~16.04.9 |
| ubuntu 17.10 | ruby2.3 | 2.3.3-1ubuntu1.5 |
| ubuntu 18.04 | ruby2.5 | 2.5.1-1 |
| ubuntu 18.04-ESM | ruby2.5 | 2.5.1-1 |
Referencias
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- http://www.securityfocus.com/bid/103739
- http://www.securitytracker.com/id/1042004
- 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://access.redhat.com/errata/RHSA-2019:2028
- https://access.redhat.com/errata/RHSA-2020:0542
Las 28 referencias
- https://access.redhat.com/errata/RHSA-2020:0591
- https://access.redhat.com/errata/RHSA-2020:0663
- https://access.redhat.com/security/cve/CVE-2018-8780
- https://github.com/ruby/ruby/commit/143eb22f1877815dd802f7928959c5f93d4c7bb3
- https://github.com/ruby/ruby/commit/bd5661a3cbb38a8c3a3ea10cd76c88bbef7871b8
- https://linux.oracle.com/cve/CVE-2018-8780.html
- https://linux.oracle.com/errata/ELSA-2019-2028.html
- https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
- https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://nvd.nist.gov/vuln/detail/CVE-2018-8780
- https://ubuntu.com/security/notices/USN-3626-1
- https://usn.ubuntu.com/3626-1/
- https://www.cve.org/CVERecord?id=CVE-2018-8780
- https://www.debian.org/security/2018/dsa-4259
- https://www.ruby-lang.org/en/news/2018/03/28/poisoned-nul-byte-dir-cve-2018-8780/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/