CVE-2018-1000544
CRITICAL 9.8EPSS 4.4%
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..
- CVSS v3.1 NVD
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 4.41% chance of exploitation in the next 30 days, 91st percentile
- Published
- 2018-06-26
- Updated
- 2024-08-05
Proof-of-concept exploits (1)
- rubyzip/rubyzip/issues/3691432★ · 2026-10-03
Security advisories
- https://access.redhat.com/errata/RHSA-2018:3466
- https://lists.debian.org/debian-lts-announce/2018/08/msg00013.html
- https://lists.debian.org/debian-lts-announce/2020/08/msg00002.html
- advisories/GHSA-vqcq-mrmw-mcmg