cve/2019/CVE-2019-19191.md

### [CVE-2019-19191](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19191)
![](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

Shibboleth Service Provider (SP) 3.x before 3.1.0 shipped a spec file that calls chown on files in a directory controlled by the service user (the shibd account) after installation. This allows the user to escalate to root by pointing symlinks to files such as /etc/shadow.

### POC

#### Reference
- https://bugzilla.suse.com/show_bug.cgi?id=1157471
- https://issues.shibboleth.net/jira/browse/SSPCPP-874

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