CVE-2017-16818 Denial of service in n/a

What is CVE-2017-16818?

CVE-2017-16818 is a medium-severity denial of service vulnerability in Fedoraproject Fedora, published on 20 Dec 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

RADOS Gateway in Ceph 12.1.0 through 12.2.1 allows remote authenticated users to cause a denial of service (assertion failure and application exit) by leveraging "full" (not necessarily admin) privileges to post an invalid profile to the admin API, related to rgw/rgw_iam_policy.cc, rgw/rgw_basic_types.h, and rgw/rgw_iam_types.h.

Weakness: CWE-617

Which versions are affected by CVE-2017-16818?

It affects 2 products.

Products include Fedoraproject Fedora, Redhat Ceph.

How do I fix CVE-2017-16818?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-16818 being exploited?

There is no known exploitation of CVE-2017-16818 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-8cwf-cg6r-crcf.