VDB-109271 · CVE-2017-16759 · GCVE-0-2017-16759

LibreNMS prior 2017-08-18 Installation html/install.php 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.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in LibreNMS. This affects an unknown function of the file html/install.php of the component Installation. The manipulation leads to access control. This vulnerability is documented as CVE-2017-16759. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in LibreNMS. This issue affects an unknown functionality of the file html/install.php of the component Installation. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality. The summary by CVE is:

The installation process in LibreNMS before 2017-08-18 allows remote attackers to read arbitrary files, related to html/install.php.

The bug was discovered 08/19/2017. The weakness was released 11/09/2017 (Website). It is possible to read the advisory at blog.librenms.org. The identification of this vulnerability is CVE-2017-16759 since 11/09/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

By approaching the search of inurl:html/install.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2017-08-18 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

LibreNMS

License

open-source

Website

Product: https://github.com/librenms/librenms/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
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-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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: LibreNMS 2017-08-18
Patch: github.com

Timelineinfo

08/18/2017 🔍
08/19/2017 +1 days 🔍
11/09/2017 +82 days 🔍
11/09/2017 +0 days 🔍
11/09/2017 +0 days 🔍
11/10/2017 +1 days 🔍
01/10/2023 +1887 days 🔍

Sourcesinfo

Product: github.com

Advisory: 7887b2e1c7158204ac69ca43beafce66e4d3a3b4
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-16759 (🔍)
GCVE (CVE): GCVE-0-2017-16759
GCVE (VulDB): GCVE-100-109271

Entryinfo

Created: 11/10/2017 13:54
Updated: 01/10/2023 08:45
Changes: 11/10/2017 13:54 (58), 12/05/2019 14:54 (2), 01/10/2023 08:40 (5), 01/10/2023 08:45 (1)
Complete: 🔍
Cache ID: 216::103