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.
References (2)
Core 2
Core References
Mailing List x_refsource_misc
https://groups.google.com/forum/#%21topic/rubyonrails-security/CFRVkEytdP8
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/07/msg00019.html
Scores
CVSS v3
9.8
EPSS
0.0542
EPSS Percentile
90.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-22
Status
published
Products (3)
debian/debian_linux
9.0
rubygems/actionpack-page_caching
0 - 1.2.1RubyGems
rubyonrails/actionpack_page-caching
< 1.2.1
Published
May 12, 2020
Tracked Since
Feb 18, 2026