CVE-2016-9686 — MEDIUM (5.3)

Q: How severe is CVE-2016-9686?

CVE-2016-9686 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2016-9686?

Check the references section above for vendor advisories and patch information. Affected products include: Puppet Puppet Enterprise.

Vulnerability Description

The Puppet Communications Protocol (PCP) Broker incorrectly validates message header sizes. An attacker could use this to crash the PCP Broker, preventing commands from being sent to agents. This is resolved in Puppet Enterprise 2016.4.3 and 2016.5.2.

CVSS Score

5.3

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Puppet	Puppet Enterprise	>= 2016.4.0, < 2016.4.3

Related Weaknesses (CWE)

CWE-20

References

https://puppet.com/security/cve/cve-2016-9686Vendor Advisory
https://puppet.com/security/cve/cve-2016-9686Vendor Advisory

FAQ

What is CVE-2016-9686?

CVE-2016-9686 is a vulnerability with a CVSS score of 5.3 (MEDIUM). The Puppet Communications Protocol (PCP) Broker incorrectly validates message header sizes. An attacker could use this to crash the PCP Broker, preventing commands from being sent to agents. This is r...

How severe is CVE-2016-9686?

CVE-2016-9686 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-9686?

Check the references section above for vendor advisories and patch information. Affected products include: Puppet Puppet Enterprise.