crítica
CVE-2018-1000544
rubyzip: arbitrary file write vulnerability / arbitrary code execution using a specially crafted zip file
En la Trivy database desde, como mínimo, el 24 oct 2026, 07:11 UTCNo consta cuándo entró antes de ese build.
Severidad por fuente
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat4.8CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD, GHSA, Ruby Advisory DB. Más baja según Red Hat (media), Ubuntu (media).
Descripción
rubyzip gem rubyzip version 1.2.1 and earlier contains a Directory Traversal vulnerability in Zip::File component that can result in write arbitrary files to the filesystem. This attack appear to be exploitable via If a site allows uploading of .zip files , an attacker can upload a malicious file that contains symlinks or files with absolute pathnames "../" to write arbitrary files to the filesystem..
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| rubygems::GitHub Security Advisory RubyGems | rubyzip | 1.2.2 |
| rubygems::Ruby Advisory Database | rubyzip | >= 1.2.2 |
| debian 11 | ruby-zip | 1.2.2-1 |
| debian 12 | ruby-zip | 1.2.2-1 |
| debian 13 | ruby-zip | 1.2.2-1 |
| debian 14 | ruby-zip | 1.2.2-1 |
| debian 8 | ruby-zip | 1.1.6-1+deb8u2 |
| debian 9 | ruby-zip | 1.2.0-1.1+deb9u1 |
| echo | ruby-zip | 1.2.2-1 |
| ubuntu 18.04 | ruby-zip | 1.2.1-1.1~build0.18.04.1 |
| ubuntu 18.04-ESM | ruby-zip | 1.2.1-1.1~build0.18.04.1 |
Referencias
- https://access.redhat.com/errata/RHSA-2018:3466
- https://access.redhat.com/security/cve/CVE-2018-1000544
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rubyzip/CVE-2018-1000544.yml
- https://github.com/rubyzip/rubyzip
- https://github.com/rubyzip/rubyzip/issues/369
- https://lists.debian.org/debian-lts-announce/2018/08/msg00013.html
- https://lists.debian.org/debian-lts-announce/2020/08/msg00002.html
- https://nvd.nist.gov/vuln/detail/CVE-2018-1000544