CVE-2020-8161

HIGH

rack < 2.2.0 - Directory Traversal in Rack::Directory

Title source: llm
STIX 2.1

Description

A directory traversal vulnerability exists in rack < 2.2.0 that allows an attacker perform directory traversal vulnerability in the Rack::Directory app that is bundled with Rack which could result in information disclosure.

References (5)

Core 5
Core References
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2020/07/msg00006.html
Third Party Advisory vendor-advisory
https://usn.ubuntu.com/4561-1/
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2023/01/msg00038.html
Mailing List, Patch, Third Party Advisory
https://groups.google.com/g/rubyonrails-security/c/IOO1vNZTzPA
Permissions Required, Third Party Advisory
https://hackerone.com/reports/434404

Scores

CVSS v3 8.6
EPSS 0.0091
EPSS Percentile 76.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Details

CWE
CWE-22 CWE-548
Status published
Products (5)
canonical/ubuntu_linux 18.04
debian/debian_linux 9.0
debian/debian_linux 10.0
rack_project/rack < 2.2.0
rubygems/rack 0 - 2.1.3RubyGems
Published Jul 02, 2020
Tracked Since Feb 18, 2026