CVE-2018-10928 Path traversal in glusterfs

What is CVE-2018-10928?

CVE-2018-10928 is a high-severity path traversal vulnerability in Debian Debian Linux, published on 4 Sep 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A flaw was found in RPC request using gfs3_symlink_req in glusterfs server which allows symlink destinations to point to file paths outside of the gluster volume. An authenticated attacker could use this flaw to create arbitrary symlinks pointing anywhere on the server and execute arbitrary code on glusterfs server nodes.

Weakness: CWE-59

Which versions are affected by CVE-2018-10928?

It affects 7 products.

Products include Debian Debian Linux, Gluster Glusterfs, Opensuse Leap, Redhat Enterprise Linux, Redhat Enterprise Linux Server, Redhat Gluster Storage and 1 more.

How do I fix CVE-2018-10928?

Apply the vendor's patch.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2018-10928 being exploited?

There is no known exploitation of CVE-2018-10928 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-2018-10928, GHSA-884c-j6hw-f37p, UBUNTU-CVE-2018-10928.