CVE-2023-5421

Possible XSS execution in customer information

Published Oct 16, 2023 CVSS 3.1 · 3.5 Low EPSS < 1% KEV · Not listed
Description
An attacker who is logged into OTRS as an user with privileges to create and change customer user data may manipulate the CustomerID field to execute JavaScript code that runs
immediatly after the data is saved.The issue onlyoccurs if the configuration for AdminCustomerUser::UseAutoComplete was changed before.
This issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.

Remediation

Vendor Solution

Update to OTRS 7.0.47 or OTRS 8.0.37.


Vendor Workaround

Switch AdminCustomerUser::UseAutoComplete off

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-57736 An attacker who is logged into OTRS as an user with privileges to create and change customer user data may manipulate the CustomerID field to execute JavaScript code that runs immediatly after the data is saved.The issue onlyoccurs if the configuration for AdminCustomerUser::UseAutoComplete was changed before. This issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
OTRS
Published
Updated
Sep 16, 2024, 4:55 PM
Reserved
Oct 5, 2023, 8:12 AM
Status
Modified
Published
Oct 16, 2023, 9:15 AM
Modified
Jun 17, 2026, 6:48 AM