CVE-2021-21443 - CVE House

Status published Low CVE-2021-21443

Unautorized listing of the customer user emails

3.5 CVSS

Vulnerability Description

Agents are able to list customer user emails without required permissions in the bulk action screen. This issue affects: OTRS AG ((OTRS)) Community Edition: 6.0.x version 6.0.1 and later versions. OTRS AG OTRS: 7.0.x versions prior to 7.0.27.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from OTRS AG

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CVE-2025-24388

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CVE-2025-24387

Missing CSRF protection

Medium 4.8

Affected Vendor

OTRS AG

View all reports →

Affected Software

((OTRS)) Community Edition, OTRS

Vulnerable Versions:

6.0.1, 7.0.x

Timeline

Official Publish: July 26th, 2021

Last Modified: September 16th, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

Weaknesses (CWE)

CWE-200

MITRE ATT&CK TTPs

T1213 Data from Information Repositories

Collection

T1005 Data from Local System