CVE-2018-1000544
CRITICAL9.8EPSS 0.66%ruby-zip - security update
Published: 9/6/2018Modified: 3/9/2026
Description
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..
Affected packages (4)
- Debian/ruby-zipfrom 0, < 1.2.2-1
- Debian/ruby-zipfrom 0, < 1.1.6-1+deb8u2
- Debian/ruby-zipfrom 0, < 1.2.0-1.1+deb9u1
- RubyGems/rubyzipfrom 0, < 1.2.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References (8)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2018-1000544
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2018-1000544
- PATCHhttps://github.com/rubyzip/rubyzip
- WEBhttps://access.redhat.com/errata/RHSA-2018:3466
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/rubyzip/CVE-2018-1000544.yml
- WEBhttps://github.com/rubyzip/rubyzip/issues/369
- WEBhttps://lists.debian.org/debian-lts-announce/2018/08/msg00013.html
- WEBhttps://lists.debian.org/debian-lts-announce/2020/08/msg00002.html