CVE-2017-2296 Denial of service in Puppet Enterprise

What is CVE-2017-2296?

CVE-2017-2296 is a medium-severity denial of service vulnerability in Puppet Puppet Enterprise, published on 1 Feb 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Puppet Enterprise 2017.1.x and 2017.2.1, using specially formatted strings with certain formatting characters as Classifier node group names or RBAC role display names causes errors, effectively causing a DOS to the service. This was resolved in Puppet Enterprise 2017.2.2.

Weakness: CWE-20

Which versions are affected by CVE-2017-2296?

It affects 1 product.

Products include Puppet Puppet Enterprise.

How do I fix CVE-2017-2296?

No fix has been published for CVE-2017-2296 yet. Limit exposure of the affected software until one is available.

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-2017-2296 being exploited?

There is no known exploitation of CVE-2017-2296 in the wild and no public exploit code.

Other vulnerabilities in Puppet Puppet Enterprise

• CVE-2023-2530 Privilege escalation in Puppet Enterprise Critical 9.8
• CVE-2019-10694 Hardcoded credentials in Puppet Enterprise Critical 9.8
• CVE-2018-11749 Information disclosure in Puppet Enterprise Critical 9.8
• CVE-2021-27020 Other in Puppet Enterprise High 8.8
• CVE-2015-5686 Cross-site request forgery in n/a High 8.8

All Puppet Puppet Enterprise vulnerabilities

Sources

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

Also known as GHSA-cc93-3xjh-46wh.