cve/2023/CVE-2023-29569.md

### [CVE-2023-29569](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29569)
![](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

Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via ffi_cb_impl_wpwwwww at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).

### POC

#### Reference
- https://github.com/cesanta/mjs/issues/239
- https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_ffi/readme.md

#### Github
- https://github.com/z1r00/fuzz_vuln