CVE-2016-4989
Description
setroubleshoot allows local users to bypass an intended container protection mechanism and execute arbitrary commands by (1) triggering an SELinux denial with a crafted file name, which is handled by the _set_tpath function in audit_data.py or via a crafted (2) local_id or (3) analysis_id field in a crafted XML document to the run_fix function in SetroubleshootFixit.py, related to the subprocess.check_output and commands.getstatusoutput functions, a different vulnerability than CVE-2016-4445.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| rhel | 7.0 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| setroubleshoot_project | setroubleshoot | {"endIncluding":"-"} | |
References
- http://seclists.org/oss-sec/2016/q2/574
- http://securitytracker.com/id/1036144
- https://access.redhat.com/errata/RHSA-2016:1293
- https://bugzilla.redhat.com/show_bug.cgi?id=1346461
- https://github.com/fedora-selinux/setroubleshoot/commit/dda55aa50db95a25f0d919c3a0d5871827cdc40f
- https://github.com/fedora-selinux/setroubleshoot/commit/e69378d7e82a503534d29c5939fa219341e8f2ad
- https://rhn.redhat.com/errata/RHSA-2016-1267.html
- http://seclists.org/oss-sec/2016/q2/574
- http://securitytracker.com/id/1036144
- https://access.redhat.com/errata/RHSA-2016:1293
- https://bugzilla.redhat.com/show_bug.cgi?id=1346461
- https://github.com/fedora-selinux/setroubleshoot/commit/dda55aa50db95a25f0d919c3a0d5871827cdc40f
- https://github.com/fedora-selinux/setroubleshoot/commit/e69378d7e82a503534d29c5939fa219341e8f2ad
- https://rhn.redhat.com/errata/RHSA-2016-1267.html
CWEs
CWE-77
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.