VDB-96838 · CVE-2016-2788 · GCVE-0-2016-2788

MCollective up to 2.7.0/2.8.8 mco Ping Command access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in MCollective up to 2.7.0/2.8.8. Impacted is an unknown function of the component mco Ping Command Handler. Executing a manipulation can lead to access control. This vulnerability appears as CVE-2016-2788. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in MCollective up to 2.7.0/2.8.8. It has been declared as critical. This vulnerability affects an unknown function of the component mco Ping Command Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

MCollective 2.7.0 and 2.8.x before 2.8.9, as used in Puppet Enterprise, allows remote attackers to execute arbitrary code via vectors related to the mco ping command.

The bug was discovered 02/13/2017. The weakness was presented 02/13/2017 (Website). The advisory is available at puppet.com. This vulnerability was named CVE-2016-2788 since 02/29/2016. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 2.8.9 eliminates this vulnerability.

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Affected

Puppet Enterprise

Productinfo

Name

MCollective

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MCollective 2.8.9

Timelineinfo

02/29/2016 🔍
02/13/2017 +350 days 🔍
02/13/2017 +0 days 🔍
02/13/2017 +0 days 🔍
02/14/2017 +1 days 🔍
09/01/2020 +1295 days 🔍

Sourcesinfo

Advisory: puppet.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-2788 (🔍)
GCVE (CVE): GCVE-0-2016-2788
GCVE (VulDB): GCVE-100-96838
OSVDB: - CVE-2016-2788 - Puppet - MCollective - Code Execution Issue

Entryinfo

Created: 02/14/2017 09:04
Updated: 09/01/2020 18:54
Changes: 02/14/2017 09:04 (56), 09/01/2020 18:54 (4)
Complete: 🔍
Cache ID: 216::103