Arbitrary file upload in Cmsmadesimple Cms Made Simple

CVE-2018-10521

In CMS Made Simple (CMSMS) through 2.2.7, the "file move" operation in the admin dashboard contains an arbitrary file movement vulnerability that can cause DoS, exploitable by an admin user, because config.php can be moved into an incorrect directory.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.009 (57.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-10521: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: -0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-10521?
CVE-2018-10521 is a low-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 2.7/10. Published 2018-04-27.
How severe is CVE-2018-10521?
Low severity. CVSS v3 base score is 2.7 out of 10.
Is CVE-2018-10521 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.