CVE-2021-21434: XSS in Survey Module

Published Feb 8, 2021
·
Updated

Survey administrator can craft a survey in such way that malicious code can be executed in the agent interface (i.e. another agent who wants to make changes in the survey). This issue affects: OTRS AG Survey 6.0.x version 6.0.20 and prior versions; 7.0.x version 7.0.19 and prior versions.

Affected Software

2 affected components
OTRS survey>=6.0.0<=6.0.20
OTRS survey>=7.0.0<=7.0.19

Remediation

Information

Upgrade to Survey 7.0.20.

Event History

Feb 8, 2021
CVE Published
via MITRE·10:55 AM
Data Sourced
via MITRE·10:55 AM
RemedyDescriptionSeverityWeakness

Frequently Asked Questions

1

What is CVE-2021-21434?

CVE-2021-21434 is a vulnerability that allows a survey administrator to craft a survey in such a way that malicious code can be executed in the agent interface, affecting OTRS AG Survey 6.0.x version 6.0.20 and prior versions, and 7.0.x version 7.0.19 and prior versions.

2

What is the severity of CVE-2021-21434?

The severity of CVE-2021-21434 is medium, with a severity value of 4.8.

3

How does CVE-2021-21434 affect OTRS AG Survey?

CVE-2021-21434 affects OTRS AG Survey 6.0.x version 6.0.20 and prior versions, as well as 7.0.x version 7.0.19 and prior versions.

4

How can the vulnerability be exploited?

The vulnerability can be exploited by a survey administrator crafting a survey in such a way that malicious code can be executed in the agent interface.

5

Is there a fix available for CVE-2021-21434?

Yes, a fix is available for CVE-2021-21434. Users should update to OTRS AG Survey version 6.0.21 or version 7.0.20 to mitigate the vulnerability.

Contact

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