CVE-2011-5325 Path traversal in n/a

High 7.5 Published 7 Aug 2017 Updated 7 Aug 2024

Remote attackers can read or modify files outside the current directory via symlink manipulation in BusyBox tar.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2011-5325?

CVE-2011-5325 is a high-severity path traversal vulnerability in Canonical Ubuntu Linux, published on 7 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Directory traversal vulnerability in the BusyBox implementation of tar before 1.22.0 v5 allows remote attackers to point to files outside the current working directory via a symlink.

Weakness: CWE-22

Which versions are affected by CVE-2011-5325?

It affects 3 products.

Products include Busybox Busybox, Canonical Ubuntu Linux, Debian Debian Linux.

How do I fix CVE-2011-5325?

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-2011-5325 being exploited?

There is no known exploitation of CVE-2011-5325 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2011-5325, GHSA-28cm-w7c9-p27f, UBUNTU-CVE-2011-5325.