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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | shibboleth-sp | 3.1.0+dfsg1-2 | — |
| Debian 13 | shibboleth-sp | 3.1.0+dfsg1-2 | — |
| Debian 12 | shibboleth-sp | 3.1.0+dfsg1-2 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | shibboleth-sp | 2.6.1-3.3.1 | SUSE-SU-2019:3386-1 |
| SLES 15 | shibboleth-sp | 2.6.1-3.3.1 | SUSE-SU-2019:3386-1 |
| SLES 12 SP5 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES 12 SP4 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES 12 SP3 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES 12 SP1 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES for SAP 12 SP5 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES for SAP 12 SP4 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES for SAP 12 SP3 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES for SAP 12 SP2 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SLES for SAP 12 SP1 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SUSE OpenStack Cloud Crowbar 8 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SUSE OpenStack Cloud 8 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SUSE OpenStack Cloud 7 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SUSE HPE Helion OpenStack 8 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
| SUSE Enterprise Storage 5 | shibboleth-sp | 2.5.5-6.6.1 | SUSE-SU-2020:0115-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | sha1collisiondetection | 3.2.3-1.2 | openSUSE-SU-2024:11381-1 |
| openSUSE Leap 15.1 | shibboleth-sp | 2.6.1-lp151.3.3.1 | openSUSE-SU-2020:0020-1 |
Advisories 4
- SUSE-SU-2019:3386-1 Security update for shibboleth-sp SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11381-1 libshibsp-lite10-3.2.3-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:0020-1 Security update for shibboleth-sp SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0115-1 Security update for shibboleth-sp SUSE / openSUSE Security Updates · May 2, 2025