CVE-2019-11689

Name: CVE-2019-11689
Creator: NVD / NIST
Published: 2020-03-18T15:15:11.797+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 3.16%

Last modified Jun 17, 2026

CVE-2019-11689 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. An issue was discovered in ASUSTOR exFAT Driver through 1.0.0.r20. When conducting license validation, exfat.cgi and exfatctl fail to properly validate server responses and pass unsanitized text to the system shell, resulting in code execution as root.. EPSS estimates a 3.16% chance of exploitation in the next 30 days.

Description

An issue was discovered in ASUSTOR exFAT Driver through 1.0.0.r20. When conducting license validation, exfat.cgi and exfatctl fail to properly validate server responses and pass unsanitized text to the system shell, resulting in code execution as root.

Metrics

CVSS 3.1

8.1/10

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

EPSS Probability

3.16%

86.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions	Update
Asustor	Exfat Driver	1.0.0	R14

References

https://github.com/mikedamm/CVEs/blob/master/CVE-2019-11688.mdExploit, Third Party Advisory
https://www.asustor.com/app_central/app_detail?id=776Vendor Advisory
https://github.com/mikedamm/CVEs/blob/master/CVE-2019-11688.mdExploit, Third Party Advisory
https://www.asustor.com/app_central/app_detail?id=776Vendor Advisory

Timeline

Published: Mar 18, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-11689?

How severe is CVE-2019-11689?

CVE-2019-11689 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 3.16% probability of exploitation in the next 30 days.

How do I fix CVE-2019-11689?

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-2019-11689?

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

Scan your code now

Source: NVD / NIST