| Name | CVE-2020-8159 |
| 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
| References | DLA-2719-1 |
| Debian Bugs | 960680 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| ruby-actionpack-page-caching (PTS) | buster | 1.1.0-1 | vulnerable |
| bullseye | 1.2.2-1 | fixed | |
| bookworm, sid | 1.2.4-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| ruby-actionpack-page-caching | source | stretch | 1.0.2-4+deb9u1 | DLA-2719-1 | ||
| ruby-actionpack-page-caching | source | (unstable) | 1.2.2-1 | 960680 |
[buster] - ruby-actionpack-page-caching <no-dsa> (Minor issue)
https://groups.google.com/forum/#!topic/rubyonrails-security/CFRVkEytdP8
https://github.com/rails/actionpack-page_caching/commit/127da70a559bed4fc573fdb4a6d498a7d5815ce2 (v1.2.1)
https://github.com/rails/actionpack-page_caching/commit/bf4aab113f90a0c5182009709d5115a1d5772608 (v1.2.2)