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.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Mosquitto up to 1.4.12. It has been declared as problematic. Affected is an unknown function of the component MQTT Topic Handler. Such manipulation leads to information disclosure. This vulnerability is traded as CVE-2017-9868. An attack has to be approached locally. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mosquitto up to 1.4.12 and classified as problematic. Affected by this issue is some unknown processing of the component MQTT Topic Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

In Mosquitto through 1.4.12, mosquitto.db (aka the persistence file) is world readable, which allows local users to obtain sensitive MQTT topic information.

The bug was discovered 06/22/2017. The weakness was shared 06/25/2017 (GitHub Repository). The advisory is available at github.com. This vulnerability is handled as CVE-2017-9868 since 06/25/2017. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 101507 (Fedora 24 : mosquitto (2017-749f4c7d2a)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276755 (Fedora Security Update for mosquitto (FEDORA-2017-79886ea453)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (101507). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

• Mosquitto

Version

• 1.4.0
• 1.4.1
• 1.4.2
• 1.4.3
• 1.4.4
• 1.4.5
• 1.4.6
• 1.4.7
• 1.4.8
• 1.4.9
• 1.4.10
• 1.4.11
• 1.4.12

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.2

VulDB Base Score: 3.3
VulDB Temp Score: 2.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 101507
Nessus Name: Fedora 24 : mosquitto (2017-749f4c7d2a)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for mosquitto FEDORA-2017-79886ea453
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

06/22/2017 🔍
06/25/2017 +3 days 🔍
06/25/2017 +0 days 🔍
06/25/2017 +0 days 🔍
06/25/2017 +0 days 🔍
07/11/2017 +16 days 🔍
07/13/2017 +2 days 🔍
12/09/2022 +1975 days 🔍

Sourcesinfo

Advisory: FEDORA-2017-749f4c7d2a
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9868 (🔍)
GCVE (CVE): GCVE-0-2017-9868
GCVE (VulDB): GCVE-100-102794

Entryinfo

Created: 06/25/2017 20:48
Updated: 12/09/2022 07:51
Changes: 06/25/2017 20:48 (71), 10/20/2019 11:27 (4), 12/09/2022 07:40 (4), 12/09/2022 07:46 (1), 12/09/2022 07:51 (1)
Complete: 🔍
Cache ID: 216:373:103

Discussion

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