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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 Severity Score

9.8

Score breakdown

Status

Package Release Status
ruby-zip
Launchpad, Ubuntu, Debian
focal Not vulnerable
(1.2.1-1.1)
groovy Not vulnerable
(1.2.1-1.1)
hirsute Not vulnerable
(1.2.1-1.1)
jammy Not vulnerable
(1.2.1-1.1)
kinetic Not vulnerable
(1.2.1-1.1)
lunar Not vulnerable
(1.2.1-1.1)
artful Ignored
(end of life)
bionic
Released (1.2.1-1.1~build0.18.04.1)
cosmic Not vulnerable
(1.2.1-1.1)
disco Not vulnerable
(1.2.1-1.1)
eoan Not vulnerable
(1.2.1-1.1)
impish Not vulnerable
(1.2.1-1.1)
trusty Does not exist

upstream
Released (1.2.1-1.1, 1.1.6-1+deb8u2)
xenial Needed

mantic Not vulnerable
(1.2.1-1.1)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H