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.
7.3	$0-$5k	0.00

A vulnerability has been found in Fortinet FortiManager (affected version not known) and classified as critical. Affected by this vulnerability is some unknown functionality of the component TLS Certificate Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

FortiManager does not properly validate TLS certificates when probing for devices to administer. This leads to potential pre-shared secret exposure.

The weakness was shared 02/13/2017 by Security Team with Airbus as FG-IR-16-055 as confirmed advisory (Website). The advisory is shared at fortiguard.com. This vulnerability is known as CVE-2016-8495 since 10/07/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96157†). The entries VDB-173327, VDB-194937, VDB-209085 and VDB-210755 are related to this item.

Productinfo

Vendor

• Fortinet

Name

• FortiManager

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

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

NVD Base Score: 7.4
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: 🔍

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

OpenVAS ID: 103433
OpenVAS Name: FortiManager TLS certificate validation failure
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/07/2016 🔍
02/08/2017 +124 days 🔍
02/13/2017 +5 days 🔍
02/13/2017 +0 days 🔍
02/14/2017 +1 days 🔍
11/14/2022 +2099 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-16-055
Researcher: Security Team
Organization: Airbus
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-8495 (🔍)
SecurityFocus: 96157 - FortiManager CVE-2016-8495 SSL Certificate Validation Information Disclosure Vulnerability
OSVDB: - CVE-2016-8495 - Fortinet - FortiManager - Improper Certificate Validation Issue
SecurityTracker: 1037805

See also: 🔍

Entryinfo

Created: 02/14/2017 09:12
Updated: 11/14/2022 08:37
Changes: 02/14/2017 09:12 (62), 09/02/2020 09:16 (7), 11/14/2022 08:37 (3)
Complete: 🔍
Cache ID: 18:180:103

Discussion

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