Vulnerability Name:

CVE-2016-4446 (CCN-114408)

Assigned:2016-06-21
Published:2016-06-21
Updated:2017-04-17
Summary:The allow_execstack plugin for setroubleshoot allows local users to execute arbitrary commands by triggering an execstack SELinux denial with a crafted filename, related to the commands.getoutput function.
CVSS v3 Severity:7.0 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.1 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.9 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.9 Medium (REDHAT CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-77
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2016-4446

Source: CCN
Type: RHSA-2016-1267
Important: setroubleshoot and setroubleshoot-plugins security update

Source: CCN
Type: RHSA-2016-1293
Important: setroubleshoot and setroubleshoot-plugins security update

Source: MLIST
Type: Exploit, Mailing List, Patch, Third Party Advisory
[oss-security] 20160621 Re: SELinux troubles

Source: CCN
Type: SECTRACK ID: 1036144
SETroubleShoot allow_execmod Plugin Lets Local Users Obtain Root Privileges

Source: BID
Type: Third Party Advisory, VDB Entry
91427

Source: CCN
Type: BID-91427
setroubleshoot-plugins CVE-2016-4446 Local Arbitrary Code Execution Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1036144

Source: REDHAT
Type: Third Party Advisory
RHSA-2016:1293

Source: CONFIRM
Type: Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1339250

Source: XF
Type: UNKNOWN
setroubleshoot-cve20164446-priv-esc(114408)

Source: CCN
Type: Fedorahosted Web site
SELinux Trouble Shooting Tool (SETroubleShoot)

Source: CCN
Type: setroubleshoot GIT Repository
fedora-selinux/setroubleshoot

Source: CONFIRM
Type: Patch
https://github.com/fedora-selinux/setroubleshoot/commit/eaccf4c0d20a27d3df5ff6de8c9dcc80f6f40718

Source: REDHAT
Type: Third Party Advisory
RHSA-2016:1267

Vulnerable Configuration:Configuration 1:
  • cpe:/a:setroubleshoot_project:setroubleshoot:*:*:*:*:*:*:*:* (Version <= -)

    • Configuration 2:
  • cpe:/o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

    • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*

    • Configuration RedHat 7:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*

    • Configuration RedHat 8:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:selinux:setroubleshoot:*:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux_desktop:7:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:7:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:7:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:6:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:6:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:6:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.redhat.rhsa:def:20161293
    P
    		RHSA-2016:1293: setroubleshoot and setroubleshoot-plugins security update (Important)
    2016-06-23
    oval:com.redhat.rhsa:def:20161267
    P
    		RHSA-2016:1267: setroubleshoot and setroubleshoot-plugins security update (Important)
    2016-06-21
    BACK
    setroubleshoot_project setroubleshoot *
    redhat enterprise linux desktop 7.0
    redhat enterprise linux hpc node 7.0
    redhat enterprise linux server 7.0
    redhat enterprise linux workstation 7.0
    selinux setroubleshoot *
    redhat enterprise linux desktop 7
    redhat enterprise linux server 7
    redhat enterprise linux server aus 7.2
    redhat enterprise linux server eus 7.2
    redhat enterprise linux workstation 7
    redhat enterprise linux desktop 6
    redhat enterprise linux server 6
    redhat enterprise linux workstation 6