Arbitrary file upload in Concretecms Concrete Cms
CVE-2020-11476
Concrete5 before 8.5.3 allows Unrestricted Upload of File with Dangerous Type such as a .phar file.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.029 (86.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
Weakness classification (CWE)
References
- herolab.usd.de/security-advisories/ (Third Party Advisory)
- herolab.usd.de/security-advisories/usd-2020-0041/ (Exploit, Third Party Advisory)
- github.com/concrete5/concrete5/pull/8713 (Patch, Third Party Advisory)
- github.com/concrete5/concrete5/releases/tag/8.5.3 (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2020-11476?
- CVE-2020-11476 is a high-severity vulnerability in Concretecms Concrete Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2020-07-28.
- How severe is CVE-2020-11476?
- High severity. CVSS v3 base score is 7.2 out of 10.