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CVE-2018-1000544

Published: 26 June 2018

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..

Priority

Medium

CVSS 3 base score: 9.8

Status

Package Release Status
ruby-zip
Launchpad, Ubuntu, Debian
Upstream
Released (1.2.1-1.1, 1.1.6-1+deb8u2)
Ubuntu 21.10 (Impish Indri) Not vulnerable
(1.2.1-1.1)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(1.2.1-1.1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(1.2.1-1.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1.2.1-1.1~build0.18.04.1)
Ubuntu 16.04 ESM (Xenial Xerus) Ignored
(end of standard support, was needed)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist