CVE-2021-42335

Huachu Digital Technology Co.,Ltd. Easytest - Stored XSS

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Published Oct 15, 2021 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed

Description

Easytest bulletin board management function of online learning platform does not filter special characters. After obtaining a user’s privilege, remote attackers can inject JavaScript and execute stored XSS attack.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Huachu Digital Technology Co.,Ltd.

Easytest

affected

Version	Status	Constraints
`1705`	affected	—

Configuration 1 [-]

cpe:2.3:a:huaju:easytest_online_learning_test_platform:1705:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Update Easytest to version 2100

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-29309	Easytest bulletin board management function of online learning platform does not filter special characters. After obtaining a user’s privilege, remote attackers can inject JavaScript and execute stored XSS attack.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.586% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.twcert.org.tw/tw/cp-132-5206-3cd3f-1.html

History

No history.

Subscriptions

Huaju Easytest Online Learning Test Platform

Weaknesses

CWE-79

Sources

CVE record Updated: Sep 16, 2024, 7:05 PM

Status: PUBLISHED
Assigner: twcert
Published: Oct 15, 2021, 12:10 PM
Updated: Sep 16, 2024, 7:05 PM
Reserved: Oct 12, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:09 AM

Status: Modified
Published: Oct 15, 2021, 12:15 PM
Modified: Jun 17, 2026, 4:09 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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