CVE-2021-42334

Name: CVE-2021-42334
Creator: NVD / NIST
Published: 2021-10-15T12:15:07.89+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.09%

Last modified Jun 17, 2026

CVE-2021-42334 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. The Easytest contains SQL injection vulnerabilities. After obtaining a user’s privilege, remote attackers can inject SQL commands into the parameters of the elective course management page to obtain all database and administrator permissions.. EPSS estimates a 1.09% chance of exploitation in the next 30 days.

Description

The Easytest contains SQL injection vulnerabilities. After obtaining a user’s privilege, remote attackers can inject SQL commands into the parameters of the elective course management page to obtain all database and administrator permissions.

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

1.09%

61.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Huaju	Easytest Online Learning Test Platform	1705

References

https://www.twcert.org.tw/tw/cp-132-5204-f80ad-1.htmlThird Party Advisory
https://www.twcert.org.tw/tw/cp-132-5204-f80ad-1.htmlThird Party Advisory

Timeline

Published: Oct 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-42334?

How severe is CVE-2021-42334?

CVE-2021-42334 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.09% probability of exploitation in the next 30 days.

How do I fix CVE-2021-42334?

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-2021-42334?

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

Scan your code now

Source: NVD / NIST