VDB-105673 · CVE-2017-11610 · RHSA-2017:3005

supervisor up to 3.0.0/3.1.3/3.2.3/3.3.2 XML-RPC Server XML-RPC Request 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.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in supervisor up to 3.0.0/3.1.3/3.2.3/3.3.2. The impacted element is an unknown function of the component XML-RPC Server. This manipulation as part of XML-RPC Request causes access control. This vulnerability appears as CVE-2017-11610. The attack may be initiated remotely. In addition, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in supervisor up to 3.0.0/3.1.3/3.2.3/3.3.2 and classified as critical. Affected by this vulnerability is an unknown functionality of the component XML-RPC Server. The manipulation as part of a XML-RPC Request 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. The summary by CVE is:

The XML-RPC server in supervisor before 3.0.1, 3.1.x before 3.1.4, 3.2.x before 3.2.4, and 3.3.x before 3.3.3 allows remote authenticated users to execute arbitrary commands via a crafted XML-RPC request, related to nested supervisord namespace lookups.

The bug was discovered 07/19/2017. The weakness was presented 08/23/2017 (Website). The advisory is shared at debian.org. This vulnerability is known as CVE-2017-11610 since 07/24/2017. The exploitation appears to be easy. The attack can be launched remotely. The successful exploitation needs a single authentication. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

It is possible to download the exploit at exploit-db.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 12 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 102085 (Debian DLA-1047-1 : supervisor security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11865 (Supervisor XML-RPC Remote Code Execution Vulnerability).

Upgrading to version 3.0.1, 3.1.4, 3.2.4 or 3.3.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42779) and Tenable (102085). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

supervisor

Version

Website

Product: https://github.com/Supervisor/supervisor/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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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: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 102085
Nessus Name: Debian DLA-1047-1 : supervisor security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53677
OpenVAS Name: Debian Security Advisory DSA 3942-1 (supervisor - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: supervisor_xmlrpc_exec.rb
MetaSploit Name: Supervisor XML-RPC Authenticated Remote Code Execution
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: supervisor 3.0.1/3.1.4/3.2.4/3.3.3

Timelineinfo

07/19/2017 🔍
07/24/2017 +5 days 🔍
07/31/2017 +7 days 🔍
08/01/2017 +1 days 🔍
08/23/2017 +22 days 🔍
08/23/2017 +0 days 🔍
08/24/2017 +1 days 🔍
06/22/2024 +2494 days 🔍