CVE-2013-1063 Race condition in n/a
Local attackers can exploit a race condition in usb-creator's D-Bus communication to bypass access restrictions and escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2013-1063?
CVE-2013-1063 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 3 Oct 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
usb-creator 0.2.47 before 0.2.47.1, 0.2.40 before 0.2.40ubuntu2, and 0.2.38 before 0.2.38.2 does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended access restrictions by leveraging a PolkitUnixProcess PolkitSubject race condition via a (1) setuid process or (2) pkexec process, a related issue to CVE-2013-4288.
Weakness: CWE-264
Which versions are affected by CVE-2013-1063?
It affects 2 products.
Products include Canonical Ubuntu Linux, Evan Dandrea Usb-Creator.
How do I fix CVE-2013-1063?
No fix has been published for CVE-2013-1063 yet. Limit exposure of the affected software until one is available.
Is CVE-2013-1063 being exploited?
There is no known exploitation of CVE-2013-1063 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as GHSA-58qf-hw52-9h34.