cve/2024/CVE-2024-34952.md

### [CVE-2024-34952](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-34952)
![](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

taurusxin ncmdump v1.3.2 was discovered to contain a segmentation violation via the NeteaseCrypt::FixMetadata() function at /src/ncmcrypt.cpp. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted .ncm file.

### POC

#### Reference
- https://github.com/Helson-S/FuzzyTesting/blob/master/ncmdump/dos_FixMetadata/dos_FixMetadata.assets/debug-coredump.png
- https://github.com/Helson-S/FuzzyTesting/blob/master/ncmdump/dos_FixMetadata/dos_FixMetadata.md
- https://github.com/Helson-S/FuzzyTesting/blob/master/ncmdump/dos_FixMetadata/poc/I1DWE0~U
- https://github.com/Helson-S/FuzzyTesting/tree/master/ncmdump/dos_FixMetadata
- https://github.com/Helson-S/FuzzyTesting/tree/master/ncmdump/dos_FixMetadata/poc
- https://github.com/taurusxin/ncmdump/issues/18

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