Path Traversal in Rubyonrails Actionpack_page-caching
CVE-2020-8159
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.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.052 (91.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Rubyonrails Actionpack_page-caching
- Debian Debian_linux — versions 9.0
- N/a Https://github.com/rails/actionpack-page_caching — versions v1.2.1
Weakness classification (CWE)
References
- support@hackerone.com (x_refsource_MISC)
- support@hackerone.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-8159?
- CVE-2020-8159 is a critical-severity vulnerability in Rubyonrails Actionpack_page-caching, classified under Path Traversal. CVSS score: 9.8/10. Published 2020-05-12.
- How severe is CVE-2020-8159?
- Critical severity. CVSS v3 base score is 9.8 out of 10.