| Package | Affected versions | Patched versions |
|---|---|---|
| service provider | ≥ 3.0.0, < 3.1.0 | 3.1.0 |
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.
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