8.8
HIGH
CVE-2016-7545
SELinux policycoreutils Unix Privilege Escalation Vulnerability
Description

SELinux policycoreutils allows local users to execute arbitrary commands outside of the sandbox via a crafted TIOCSTI ioctl call.

INFO

Published Date :

Jan. 19, 2017, 8:59 p.m.

Last Modified :

Nov. 7, 2023, 2:34 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

6.0

Exploitability Score :

2.0
Public PoC/Exploit Available at Github

CVE-2016-7545 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-7545 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat enterprise_linux_desktop
2 Redhat enterprise_linux_server
3 Redhat enterprise_linux_workstation
4 Redhat enterprise_linux_server_tus
5 Redhat enterprise_linux_hpc_node
1 Fedoraproject fedora
1 Selinux_project selinux
: Total Affected Vendor : 3 | Products : 7
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-7545.

URL Resource
http://rhn.redhat.com/errata/RHSA-2016-2702.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0535.html
http://rhn.redhat.com/errata/RHSA-2017-0536.html
http://www.openwall.com/lists/oss-security/2016/09/25/1 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/93156 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037283
https://github.com/SELinuxProject/selinux/commit/acca96a135a4d2a028ba9b636886af99c0915379 Issue Tracking Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPRNK3PWMAVNJZ53YW5GOEOGJSFNAQIF/
https://marc.info/?l=selinux&m=147465160112766&w=2 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
hartwork/antijack

:ninja: seccomp-based anti-TTY-hijacking proof-of-concept (prevents TIOCSTI and TIOCLINUX)

ioctl linux security tioclinux tiocsti seccomp seccomp-filter seccomp-filtering seccomp-tools command-injection libseccomp tty c99 syscalls syscall-filter doas sudo

Makefile C

Updated: 2 months ago
11 stars 0 fork 0 watcher
Born at : March 14, 2023, 7:12 p.m. This repo has been linked 20 different CVEs too.
Profile Photo
enterprisemodules/vulnerability_demo

Demo showing how to use the vulnerability module

Ruby Puppet PowerShell Shell

Updated: 2 years, 9 months ago
0 stars 0 fork 0 watcher
Born at : Jan. 12, 2022, 5:59 p.m. This repo has been linked 4 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-7545 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-7545 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPRNK3PWMAVNJZ53YW5GOEOGJSFNAQIF/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/UPRNK3PWMAVNJZ53YW5GOEOGJSFNAQIF/
  • CVE Modified by [email protected]

    Jan. 05, 2018

    Action Type Old Value New Value
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0536.html [No Types Assigned]
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0535.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 28, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1037283 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 20, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
    Changed Reference Type https://github.com/SELinuxProject/selinux/commit/acca96a135a4d2a028ba9b636886af99c0915379 No Types Assigned https://github.com/SELinuxProject/selinux/commit/acca96a135a4d2a028ba9b636886af99c0915379 Third Party Advisory, Issue Tracking, Patch
    Changed Reference Type http://www.securityfocus.com/bid/93156 No Types Assigned http://www.securityfocus.com/bid/93156 Third Party Advisory, VDB Entry
    Changed Reference Type https://marc.info/?l=selinux&m=147465160112766&w=2 No Types Assigned https://marc.info/?l=selinux&m=147465160112766&w=2 Third Party Advisory
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2016-2702.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2016-2702.html Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/UPRNK3PWMAVNJZ53YW5GOEOGJSFNAQIF/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/UPRNK3PWMAVNJZ53YW5GOEOGJSFNAQIF/ Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/09/25/1 No Types Assigned http://www.openwall.com/lists/oss-security/2016/09/25/1 Third Party Advisory, Mailing List
    Added CWE CWE-284
    Added CPE Configuration OR *cpe:2.3:a:selinux_project:selinux:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-7545 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-7545 weaknesses.

CAPEC-19: Embedding Scripts within Scripts Embedding Scripts within Scripts CAPEC-441: Malicious Logic Insertion Malicious Logic Insertion CAPEC-478: Modification of Windows Service Configuration Modification of Windows Service Configuration CAPEC-479: Malicious Root Certificate Malicious Root Certificate CAPEC-502: Intent Spoof Intent Spoof CAPEC-503: WebView Exposure WebView Exposure CAPEC-536: Data Injected During Configuration Data Injected During Configuration CAPEC-546: Incomplete Data Deletion in a Multi-Tenant Environment Incomplete Data Deletion in a Multi-Tenant Environment CAPEC-550: Install New Service Install New Service CAPEC-551: Modify Existing Service Modify Existing Service CAPEC-552: Install Rootkit Install Rootkit CAPEC-556: Replace File Extension Handlers Replace File Extension Handlers CAPEC-558: Replace Trusted Executable Replace Trusted Executable CAPEC-562: Modify Shared File Modify Shared File CAPEC-563: Add Malicious File to Shared Webroot Add Malicious File to Shared Webroot CAPEC-564: Run Software at Logon Run Software at Logon CAPEC-578: Disable Security Software Disable Security Software
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.05635

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: