cve/2023/CVE-2023-3417.md

### [CVE-2023-3417](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3417)
![](https://img.shields.io/static/v1?label=Product&message=Thunderbird&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20115.0.1%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=File%20Extension%20Spoofing%20using%20the%20Text%20Direction%20Override%20Character&color=brighgreen)

### Description

Thunderbird allowed the Text Direction Override Unicode Character in filenames. An email attachment could be incorrectly shown as being a document file, while in  fact it was an executable file. Newer versions of Thunderbird will strip the character and show the correct file extension. This vulnerability affects Thunderbird < 115.0.1 and Thunderbird < 102.13.1.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds