CVE-2020-8159 Information

Description

There is a vulnerability in actionpack_page-caching gem v1.2.1 that allows an attacker to write arbitrary files to a web server potentially resulting in remote code execution if the attacker can write unescaped ERB to a view.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://groups.google.com/forum/!topic/rubyonrails-security/CFRVkEytdP8

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8