CVE-2021-21435 - CVE House

Status published Medium CVE-2021-21435

Information exposure in PDF export

5.7 CVSS

Vulnerability Description

Article Bcc fields and agent personal information are shown when customer prints the ticket (PDF) via external interface. This issue affects: OTRS AG OTRS 7.0.x version 7.0.23 and prior versions; 8.0.x version 8.0.10 and prior versions.

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

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

László Gyaraki

References

https://otrs.com/release-notes/otrs-security-advisory-2021-02/

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Affected Vendor

OTRS AG

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Affected Software

OTRS

Vulnerable Versions:

7.0.x, 8.0.x

Timeline

Official Publish: February 8th, 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:H/I:N/A:N

Weaknesses (CWE)

CWE-200

MITRE ATT&CK TTPs

T1213 Data from Information Repositories

Collection

T1005 Data from Local System