CVE-2015-1839 SaltStack has insecure /tmp file handling in salt/modules/chef.py

What is CVE-2015-1839?

CVE-2015-1839 is a medium-severity path traversal vulnerability in Fedoraproject Fedora, published on 13 Apr 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

modules/chef.py in SaltStack before 2014.7.4 does not properly handle files in /tmp.

Weakness: CWE-19

Which versions are affected by CVE-2015-1839?

3 open source packages ship an affected version, including salt. It affects 2 products.

Products include Fedoraproject Fedora, Saltstack Salt.

How do I fix CVE-2015-1839?

Upgrade salt to 2014.7.4 or later.

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

Is CVE-2015-1839 being exploited?

There is no known exploitation of CVE-2015-1839 in the wild and no public exploit code.

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All Fedoraproject Fedora vulnerabilities

Sources

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

Also known as GHSA-6grp-75pq-c8cj, PYSEC-2017-30.