CVE-2021-41635

Name: CVE-2021-41635
Creator: NVD / NIST
Published: 2022-06-24T12:15:08.063+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.93%

Last modified Jun 17, 2026

CVE-2021-41635 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. When installed as Windows service MELAG FTP Server 2.2.0.4 is run as SYSTEM user, which grants remote attackers to abuse misconfigurations or vulnerabilities with administrative access over the entire host system.. EPSS estimates a 1.93% chance of exploitation in the next 30 days.

Description

When installed as Windows service MELAG FTP Server 2.2.0.4 is run as SYSTEM user, which grants remote attackers to abuse misconfigurations or vulnerabilities with administrative access over the entire host system.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.93%

77.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-276

Affected Software

Vendor	Product	Versions
Melag	Ftp Server	2.2.0.4

References

https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/Exploit, Third Party Advisory
https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/Exploit, Third Party Advisory

Timeline

Published: Jun 24, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-41635?

How severe is CVE-2021-41635?

CVE-2021-41635 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.93% probability of exploitation in the next 30 days.

How do I fix CVE-2021-41635?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-41635?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST