CVE-2016-4445 Command injection in n/a
Local attackers can execute arbitrary commands as root by triggering an SELinux denial with a crafted filename in setroubleshoot.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-4445?
CVE-2016-4445 is a high-severity command injection vulnerability in Redhat Enterprise Linux Desktop, published on 11 Apr 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The fix_lookup_id function in sealert in setroubleshoot before 3.2.23 allows local users to execute arbitrary commands as root by triggering an SELinux denial with a crafted file name, related to executing external commands with the commands.getstatusoutput function.
Weakness: CWE-77
Which versions are affected by CVE-2016-4445?
It affects 5 products.
Linux distribution packages (9)
setroubleshoot Red Hat:enterprise_linux:7::client | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot-debuginfo Red Hat:enterprise_linux:7::client | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot-server Red Hat:enterprise_linux:7::client | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot Red Hat:enterprise_linux:7::server | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot-debuginfo Red Hat:enterprise_linux:7::server | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot-server Red Hat:enterprise_linux:7::server | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot Red Hat:enterprise_linux:7::workstation | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot-debuginfo Red Hat:enterprise_linux:7::workstation | All versions | 0:3.2.24-1.1.el7 |
setroubleshoot-server Red Hat:enterprise_linux:7::workstation | All versions | 0:3.2.24-1.1.el7 |
Products include Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Hpc Node, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation, Setroubleshoot Project Setroubleshoot.
How do I fix CVE-2016-4445?
Apply the vendor's patch.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2016-4445 being exploited?
There is no known exploitation of CVE-2016-4445 in the wild and no public exploit code.
Other vulnerabilities in Redhat Enterprise Linux Desktop
Sources
Also known as GHSA-3wff-jp8x-6p8q, RHBA-2015:2287.