cve/2024/CVE-2024-39929.md

### [CVE-2024-39929](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-39929)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Exim through 4.97.1 misparses a multiline RFC 2231 header filename, and thus remote attackers can bypass a $mime_filename extension-blocking protection mechanism, and potentially deliver executable attachments to the mailboxes of end users.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/krlabs/eximsmtp-vulnerabilities
- https://github.com/michael-david-fry/CVE-2024-39929
- https://github.com/nomi-sec/PoC-in-GitHub
- https://github.com/plzheheplztrying/cve_monitor
- https://github.com/rxerium/CVE-2024-39929
- https://github.com/rxerium/stars