What is CVE-2021-21443?

CVE-2021-21443 is a vulnerability that allows agents to list customer user emails without required permissions in the bulk action screen.

What is the severity of CVE-2021-21443?

The severity of CVE-2021-21443 is medium with a CVSS score of 4.3.

How can I fix CVE-2021-21443?

To fix CVE-2021-21443, upgrade to OTRS AG ((OTRS)) Community Edition version 6.0.32 or later, or upgrade OTRS AG OTRS version to 7.0.27 or later.

Where can I find more information about CVE-2021-21443?

You can find more information about CVE-2021-21443 in the following references: [Debian LTS Announce](https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html) and [OTRS Security Advisory 2021-13](https://otrs.com/release-notes/otrs-security-advisory-2021-13/).

Vulnerability/
CVE-2021-21443

medium

4.3

CWE

200

26/7/2021

16/9/2024

CVE-2021-21443: Unautorized listing of the customer user emails

First published: Mon Jul 26 2021(Updated: )

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.

Credit: security@otrs.com security@otrs.com

Affected Software	Affected Version	How to fix
Otrs Otrs	>=6.0.0<=6.0.32
Otrs Otrs	>=7.0.0<=7.0.27

Remedy

Update to OTRS 7.0.28.

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2021-21443?
CVE-2021-21443 is a vulnerability that allows agents to list customer user emails without required permissions in the bulk action screen.
Which versions of OTRS are affected by CVE-2021-21443?
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.
What is the severity of CVE-2021-21443?
The severity of CVE-2021-21443 is medium with a CVSS score of 4.3.
How can I fix CVE-2021-21443?
To fix CVE-2021-21443, upgrade to OTRS AG ((OTRS)) Community Edition version 6.0.32 or later, or upgrade OTRS AG OTRS version to 7.0.27 or later.
Where can I find more information about CVE-2021-21443?
You can find more information about CVE-2021-21443 in the following references: [Debian LTS Announce](https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html) and [OTRS Security Advisory 2021-13](https://otrs.com/release-notes/otrs-security-advisory-2021-13/).

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version/otrs otrs/7.0.27

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