Arbitrary file upload in Pluck-Cms Pluck
CVE-2020-21564
An issue was discovered in Pluck CMS 4.7.10-dev2 and 4.7.11. There is a file upload vulnerability that can cause a remote command execution via admin.php?action=files.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.035 (88.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000
Affected products
- Pluck-Cms Pluck — versions 4.7.10, 4.7.11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/pluck-cms/pluck/issues/83 (Exploit, Third Party Advisory)
- github.com/pluck-cms/pluck/issues/91 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2020-21564?
- CVE-2020-21564 is a high-severity vulnerability in Pluck-Cms Pluck, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2020-09-30.
- How severe is CVE-2020-21564?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-21564 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.