VDB-110715 · CVE-2017-14184 · BID 102123

Fortinet FortiClient up to 5.6.0 information disclosure

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 (≈)
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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.
6.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in Fortinet FortiClient up to 5.6.0 and classified as problematic. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in information disclosure. This vulnerability is known as CVE-2017-14184. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Fortinet FortiClient up to 5.6.0. It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

An Information Disclosure vulnerability in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for Mac OSX 5.6.0 and below versions and FortiClient SSLVPN Client for Linux 4.4.2334 and below versions allows regular users to see each other's VPN authentication credentials due to improperly secured storage locations.

The bug was discovered 12/13/2017. The weakness was published 12/15/2017 with SEC Consult Vulnerability Lab (Website). It is possible to read the advisory at fortiguard.com. This vulnerability is uniquely identified as CVE-2017-14184 since 09/07/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370697 (FortiClient VPN Credentials Information Disclosure Vulnerability (FG-IR-17-214)).

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 102123†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/07/2017 🔍
12/07/2017 +91 days 🔍
12/13/2017 +6 days 🔍
12/15/2017 +2 days 🔍
12/15/2017 +0 days 🔍
12/16/2017 +1 days 🔍
01/27/2021 +1138 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: fortiguard.com
Researcher: M. Li
Organization: SEC Consult Vulnerability Lab
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-14184 (🔍)
GCVE (CVE): GCVE-0-2017-14184
GCVE (VulDB): GCVE-100-110715
SecurityFocus: 102123 - Fortinet FortiClient CVE-2017-14184 Local Information Disclosure Vulnerability

Entryinfo

Created: 12/16/2017 16:25
Updated: 01/27/2021 12:11
Changes: 12/16/2017 16:25 (59), 12/15/2019 14:16 (5), 01/27/2021 12:11 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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