### [CVE-2017-7957](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7957)
![](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

XStream through 1.4.9, when a certain denyTypes workaround is not used, mishandles attempts to create an instance of the primitive type 'void' during unmarshalling, leading to a remote application crash, as demonstrated by an xstream.fromXML("<void/>") call.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Anonymous-Phunter/PHunter
- https://github.com/CGCL-codes/PHunter
- https://github.com/LibHunter/LibHunter
- https://github.com/Whoopsunix/PPPVULNS
- https://github.com/dotanuki-labs/android-oss-cves-research
- https://github.com/lmarso-asapp/kotlin-unsecure
- https://github.com/pkrajanand/xstream_v1_4_11_security_issues
- https://github.com/pkrajanand/xstream_v1_4_9_security_issues
- https://github.com/x-poc/xstream-poc