CVE-2018-14654 Path traversal in glusterfs

What is CVE-2018-14654?

CVE-2018-14654 is a medium-severity path traversal vulnerability in Debian Debian Linux, published on 31 Oct 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Gluster file system through version 4.1.4 is vulnerable to abuse of the 'features/index' translator. A remote attacker with access to mount volumes could exploit this via the 'GF_XATTROP_ENTRY_IN_KEY' xattrop to create arbitrary, empty files on the target server.

Weakness: CWE-22

Which versions are affected by CVE-2018-14654?

It affects 6 products.

Products include Debian Debian Linux, Redhat Enterprise Linux Server, Redhat Enterprise Linux Virtualization, Redhat Gluster Storage, Redhat Virtualization, Redhat Virtualization Host.

How do I fix CVE-2018-14654?

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-2018-14654 being exploited?

There is no known exploitation of CVE-2018-14654 in the wild and no public exploit code.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2018-14654, GHSA-hv7q-959v-864g, UBUNTU-CVE-2018-14654.