CVEs-PoC/2021/CVE-2021-21436.md

### [CVE-2021-21436](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21436)
![](https://img.shields.io/static/v1?label=Product&message=OTRSCIsInCustomerFrontend&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=7.0.x%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-264%20Permissions%2C%20Privileges%2C%20and%20Access%20Controls&color=brightgreen)

### Description

Agents are able to see and link Config Items without permissions, which are defined in General Catalog. This issue affects: OTRS AG OTRSCIsInCustomerFrontend 7.0.x version 7.0.14 and prior versions.

### POC

#### Reference
- https://otrs.com/release-notes/otrs-security-advisory-2021-04/

#### Github
No PoCs found on GitHub currently.