CVE-2018-1000544

critical

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..

References

https://lists.debian.org/debian-lts-announce/2020/08/msg00002.html

https://lists.debian.org/debian-lts-announce/2018/08/msg00013.html

https://github.com/rubyzip/rubyzip/issues/369

https://access.redhat.com/errata/RHSA-2018:3466

Details

Source: Mitre, NVD

Published: 2018-06-26

Updated: 2020-08-24

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical