What is CVE-2021-38613?

CVE-2021-38613 is a critical-severity vulnerability in Nascent Remkon Device Manager, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2021-08-24.

How severe is CVE-2021-38613?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Nascent Remkon Device Manager

CVE-2021-38613

The assets/index.php Image Upload feature of the NASCENT RemKon Device Manager 4.0.0.0 allows attackers to upload any code to the target system and achieve remote code execution.

Vulnerability class: Unrestricted File Upload

Published 2021-08-24 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.045 (91.3th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.045 · newest: 0.045 · change: 0.000

Affected products

Nascent Remkon Device Manager — versions 4.0.0.0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

www.nascent.com/single-post/2019/01/17/nascent-technology-releases-remkon-31-to… (Vendor Advisory)
www.blacklanternsecurity.com/2021-08-23-Nascent-RemKon-CVEs/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-38613?: CVE-2021-38613 is a critical-severity vulnerability in Nascent Remkon Device Manager, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2021-08-24.
How severe is CVE-2021-38613?: Critical severity. CVSS v3 base score is 9.8 out of 10.