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cve/2023/CVE-2023-40703.md
marc 555e9c7de4 Update Sat May 25 21:48:12 CEST 2024
2024-05-25 21:48:12 +02:00

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### [CVE-2023-40703](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-40703)
![](https://img.shields.io/static/v1?label=Product&message=Mattermost&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-400%3A%20Uncontrolled%20Resource%20Consumption&color=brighgreen)
### Description
Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string. 
### POC
#### Reference
No PoCs from references.
#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds
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