CVE-2020-21588: Buffer Overflow

Published Apr 2, 2021
·
Updated

Buffer overflow in Core FTP LE v2.2 allows local attackers to cause a denial or service (crash) via a long string in the Setup->Users->Username editbox.

Affected Software

1 affected component
CoreFTP Core Ftp=2.2

Event History

Apr 2, 2021
CVE Published
via MITRE·07:58 PM
Data Sourced
via MITRE·07:58 PM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID of this vulnerability?

The vulnerability ID of this vulnerability is CVE-2020-21588.

2

What is the severity rating of CVE-2020-21588?

CVE-2020-21588 has a severity rating of medium.

3

How does CVE-2020-21588 affect Core FTP LE v2.2?

CVE-2020-21588 allows local attackers to cause a denial of service (crash) in Core FTP LE v2.2 by exploiting a buffer overflow vulnerability in the Setup->Users->Username editbox.

4

How can I fix CVE-2020-21588 in Core FTP LE v2.2?

To fix CVE-2020-21588 in Core FTP LE v2.2, you should update to the latest version of the software as soon as it becomes available.

5

Are there any references for CVE-2020-21588?

Yes, you can find references for CVE-2020-21588 at the following links: [GitHub Issue 1](https://github.com/lonely-explorer/CoreFTP/issues/1) and [GitHub Issue 2](https://github.com/pwnninja/CoreFTP/issues/1).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203