CVE-2021-42329

ShinHer Information Co., LTD. ShinHer StudyOnline System - Stored XSS

Description

The “List_Add” function of message board of ShinHer StudyOnline System does not filter special characters in the title parameter. After logging in with user’s privilege, remote attackers can inject JavaScript and execute stored XSS attacks.

Remediation

Solution:

  • Update ShinHer StudyOnline System to version v2021.08.20.01

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.15%
Third-Party Advisory org.tw
Affected: ShinHer Information Co., LTD. ShinHer StudyOnline System
Published at:
Updated at:

References

Link Tags
https://www.twcert.org.tw/tw/cp-132-5199-61238-1.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-42329?
CVE-2021-42329 has been scored as a medium severity vulnerability.
How to fix CVE-2021-42329?
To fix CVE-2021-42329: Update ShinHer StudyOnline System to version v2021.08.20.01
Is CVE-2021-42329 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-42329 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-42329?
CVE-2021-42329 affects ShinHer Information Co., LTD. ShinHer StudyOnline System.
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