Home/CVE/setroubleshoot allows local users to bypass an intended container protection mechanism and execute arbitrary commands by
CVE

CVE-2016-4989

setroubleshoot allows local users to bypass an intended container protection mechanism and execute arbitrary commands by

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.

HIGH · CVSS 7 EPSS 0.00049
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
▤

Affected Products & Versions

5
setroubleshoot project setroubleshoot<= -
redhat enterprise linux desktopall versions
redhat enterprise linux hpc nodeall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions
▣

Scoring & Timeline

7
HIGH · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Apr 2017 · 06:59 PM
CVSS VectorCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

2
rhsaRHSA-2016:1267Important
rhsaRHSA-2016:1293Important
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/oss-sec/2016/q2/574Mailing ListThird Party Advisory
http://securitytracker.com/id/1036144PatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1346461Issue Tracking
https://github.com/fedora-selinux/setroubleshoot/commit/dda55aa50db95a25f0d919c3a0d5871827cdc40fPatch
https://github.com/fedora-selinux/setroubleshoot/commit/e69378d7e82a503534d29c5939fa219341e8f2adPatch
https://rhn.redhat.com/errata/RHSA-2016-1267.htmlThird Party Advisory
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