CVE-2014-0471 Path traversal in n/a
Remote attackers can write arbitrary files via crafted source packages due to directory traversal in dpkg unpacking, requiring user interaction to install the package.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-0471?
CVE-2014-0471 is a medium-severity path traversal vulnerability in Canonical Ubuntu Linux, published on 30 Apr 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Directory traversal vulnerability in the unpacking functionality in dpkg before 1.15.9, 1.16.x before 1.16.13, and 1.17.x before 1.17.8 allows remote attackers to write arbitrary files via a crafted source package, related to "C-style filename quoting."
Weakness: CWE-22
Which versions are affected by CVE-2014-0471?
It affects 2 products.
Products include Canonical Ubuntu Linux, Debian Dpkg.
How do I fix CVE-2014-0471?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2014-0471 being exploited?
There is no known exploitation of CVE-2014-0471 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2014-0471, DSA-2915-1, GHSA-34xq-j8f4-r5cq, UBUNTU-CVE-2014-0471, USN-2183-1.