CVE-2014-3686 Command injection in n/a
Remote attackers can execute arbitrary commands on systems running wpa_supplicant or hostapd with specific action script configurations via crafted frames.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-3686?
CVE-2014-3686 is a medium-severity command injection vulnerability in Canonical Ubuntu Linux, published on 16 Oct 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
wpa_supplicant and hostapd 0.7.2 through 2.2, when running with certain configurations and using wpa_cli or hostapd_cli with action scripts, allows remote attackers to execute arbitrary commands via a crafted frame.
Weakness: CWE-20
Which versions are affected by CVE-2014-3686?
It affects 4 products.
Linux distribution packages (8)
wpa_supplicant Red Hat:enterprise_linux:7::client | All versions | 1:2.0-13.el7_0 |
wpa_supplicant-debuginfo Red Hat:enterprise_linux:7::client | All versions | 1:2.0-13.el7_0 |
wpa_supplicant Red Hat:enterprise_linux:7::computenode | All versions | 1:2.0-13.el7_0 |
wpa_supplicant-debuginfo Red Hat:enterprise_linux:7::computenode | All versions | 1:2.0-13.el7_0 |
wpa_supplicant Red Hat:enterprise_linux:7::server | All versions | 1:2.0-13.el7_0 |
wpa_supplicant-debuginfo Red Hat:enterprise_linux:7::server | All versions | 1:2.0-13.el7_0 |
wpa_supplicant Red Hat:enterprise_linux:7::workstation | All versions | 1:2.0-13.el7_0 |
wpa_supplicant-debuginfo Red Hat:enterprise_linux:7::workstation | All versions | 1:2.0-13.el7_0 |
Products include Canonical Ubuntu Linux, Debian Debian Linux, W1.fi Hostapd, W1.fi Wpa Supplicant.
How do I fix CVE-2014-3686?
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-2014-3686 being exploited?
There is no known exploitation of CVE-2014-3686 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2014-3686, DLA-147-1, DSA-3052-1, GHSA-mvf7-8vcg-m9vv, MGASA-2014-0429, RHSA-2014:1956 and 2 more.