CVE-2021-20713

Name: CVE-2021-20713
Creator: NVD / NIST
Published: 2021-05-24T04:15:11.433+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2021-20713 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Privilege escalation vulnerability in QND Advance/Premium/Standard Ver.11.0.4i and earlier allows an attacker who can log in to the PC where the product's Windows client is installed to gain administrative privileges via unspecified vectors. As a result, sensitive information may be altered/obtained or unintended operations may be performed.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

Privilege escalation vulnerability in QND Advance/Premium/Standard Ver.11.0.4i and earlier allows an attacker who can log in to the PC where the product's Windows client is installed to gain administrative privileges via unspecified vectors. As a result, sensitive information may be altered/obtained or unintended operations may be performed.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.22%

12.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Qualitysoft	Qnd	<= 11.0.4i

References

https://jvn.jp/en/jp/JVN74686032/index.htmlThird Party Advisory
https://www.qualitysoft.com/product/qnd_vulnerabilities_2021/Vendor Advisory
https://jvn.jp/en/jp/JVN74686032/index.htmlThird Party Advisory
https://www.qualitysoft.com/product/qnd_vulnerabilities_2021/Vendor Advisory

Timeline

Published: May 24, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-20713?

How severe is CVE-2021-20713?

CVE-2021-20713 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2021-20713?

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-2021-20713?

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

Scan your code now

Source: NVD / NIST