Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLW1nNXAtOTVtOS1ybWZw

Arbitrary file write in actionpack-page_caching gem

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.

Permalink: https://github.com/advisories/GHSA-mg5p-95m9-rmfp
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLW1nNXAtOTVtOS1ybWZw
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: over 4 years ago
Updated: almost 2 years ago

CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Percentage: 0.00957
EPSS Percentile: 0.83027

Identifiers: GHSA-mg5p-95m9-rmfp, CVE-2020-8159
References:

• https://nvd.nist.gov/vuln/detail/CVE-2020-8159
• https://github.com/rails/actionpack-page_caching/commit/127da70a559bed4fc573fdb4a6d498a7d5815ce2
• https://groups.google.com/forum/#!topic/rubyonrails-security/CFRVkEytdP8
• https://lists.debian.org/debian-lts-announce/2021/07/msg00019.html
• https://github.com/advisories/GHSA-mg5p-95m9-rmfp

Repository: https://github.com/rails/actionpack-page_caching
Blast Radius: 30.6

Affected Packages