CVE-2017-2298 — The mcollective-sshkey-security plugin before 0

The mcollective-sshkey-security plugin before 0.5.1 for Puppet uses a server-specified identifier as part of a path where a file is written. A compromised server could use this to write a file to an arbitrary location on the client with the filename appended with the string "

01What is this vulnerability?

The mcollective-sshkey-security plugin before 0.5.1 for Puppet uses a server-specified identifier as part of a path where a file is written. A compromised server could use this to write a file to an arbitrary location on the client with the filename appended with the string "_pub.pem".

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2017-06-30T20:29:00.217
• Last modified: 2026-05-13T00:24:29.033

09References

• github.com — https://github.com/puppetlabs/mcollective-sshkey-security/blob/0.5.1/CHANGELOG.m…
• github.com — https://github.com/puppetlabs/mcollective-sshkey-security/commit/3388a3109f4fb1c…
• puppet.com — https://puppet.com/security/cve/cve-2017-2298
• github.com — https://github.com/puppetlabs/mcollective-sshkey-security/blob/0.5.1/CHANGELOG.m…
• github.com — https://github.com/puppetlabs/mcollective-sshkey-security/commit/3388a3109f4fb1c…
• puppet.com — https://puppet.com/security/cve/cve-2017-2298