CVE catalog
CVE-2018-1000544
ruby-zip: CVE-2018-1000544
- Severity
- Critical · CVSS 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 4.41% · Oct 22, 2026
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..
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | ruby-zip | sid | 3.7.0+dfsg-1 | fixed |
| Debian | ruby-zip | forky | 3.7.0+dfsg-1 | fixed |
| Debian | ruby-zip | trixie | 2.3.2-1 | fixed |
| Debian | ruby-zip | bookworm | 2.3.2-1 | fixed |
| Ubuntu | ruby-zip | 16.04 | 1.1.7-1 | vulnerable |
| Ubuntu | ruby-zip | 18.04 | 1.2.1-1 | vulnerable |
| Ubuntu | ruby-zip | 18.04 | 1.2.1-1.1~build0.18.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ruby-zip | source | sid | 1.2.2-1 | not yet assigned | Not reported | [902720] |
| Debian | ruby-zip | source | forky | 1.2.2-1 | not yet assigned | Not reported | [902720] |
| Debian | ruby-zip | source | trixie | 1.2.2-1 | not yet assigned | Not reported | [902720] |
| Debian | ruby-zip | source | bookworm | 1.2.2-1 | not yet assigned | Not reported | [902720] |
| Ubuntu | ruby-zip | deb | 18.04 | 1.2.1-1.1~build0.18.04.1 | Not reported | UBUNTU-CVE-2018-1000544 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [ruby-zip]Fixed
Details (2)
2.3.2-1· all · bookwormFixed · Fixed:
1.2.2-1dsa · ruby-zip · debian · bookworm; dsa · ruby-zip · debian · 12
2.3.2-1· all · bookwormFixed · Fixed:
1.2.2-1dsa · ruby-zip · debian · bookworm; dsa · ruby-zip · debian · 12
[Debian 13 (Trixie)]
- [ruby-zip]Fixed
Details (2)
2.3.2-1· all · trixieFixed · Fixed:
1.2.2-1dsa · ruby-zip · debian · 13
2.3.2-1· all · trixieFixed · Fixed:
1.2.2-1dsa · ruby-zip · debian · 13
Observed:
References
- [https://access.redhat.com/errata/RHSA-2018:3466]
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_10363-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2018-1000544]
- [https://osv.dev/vulnerability/DLA-1467-1]
- [https://osv.dev/vulnerability/DLA-2307-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2018-1000544]
- [https://security-tracker.debian.org/tracker/CVE-2018-1000544]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]