cve/2019/CVE-2019-19191.md

CVE-2019-19191

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

Github

No PoCs found on GitHub currently.