Fortinet FortiOS up to 5.6.2 SSL VPN Web Portal Config information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Fortinet FortiOS up to 5.6.2 and classified as problematic. Affected is an unknown function of the component SSL VPN Web Portal. The manipulation as part of Config leads to information disclosure. This vulnerability is referenced as CVE-2017-14185. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Fortinet FortiOS up to 5.6.2 (Firewall Software). It has been rated as problematic. This issue affects an unknown part of the component SSL VPN Web Portal. The manipulation as part of a Config 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. The summary by CVE is:

An Information Disclosure vulnerability in Fortinet FortiOS 5.6.0 to 5.6.2, 5.4.0 to 5.4.8 and 5.2 all versions allows SSL VPN web portal users to access internal FortiOS configuration information (eg:addresses) via specifically crafted URLs inside the SSL-VPN web portal.

The bug was discovered 05/18/2018. The weakness was published 05/25/2018 (Website). The advisory is shared at fortiguard.com. The identification of this vulnerability is CVE-2017-14185 since 09/07/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 110415 (Fortinet FortiGate <= 5.2.x / 5.4.x < 5.4.9 / 5.6.x < 5.6.3 Multiple Vulnerabilities (FG-IR-17-231, FG-IR-17-245 and FG-IR-17-172)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Firewalls and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43664 (Fortigate FortiOS Information Disclosure Vulnerability (FG-IR-17-231)).

Upgrading 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 Tenable (110415), SecurityFocus (BID 104288†) and CERT Bund (WID-SEC-2026-0496). Similar entries are available at VDB-110672 and VDB-118158. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Fortinet FortiOS

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
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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Nessus ID: 110415
Nessus Name: Fortinet FortiGate <= 5.2.x / 5.4.x < 5.4.9 / 5.6.x < 5.6.3 Multiple Vulnerabilities (FG-IR-17-231, FG-IR-17-245 and FG-IR-17-172)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/07/2017 🔍
05/18/2018 +253 days 🔍
05/18/2018 +0 days 🔍
05/18/2018 +0 days 🔍
05/25/2018 +6 days 🔍
05/25/2018 +0 days 🔍
05/25/2018 +0 days 🔍
06/08/2018 +14 days 🔍
02/25/2026 +2819 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: fortiguard.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-14185 (🔍)
GCVE (CVE): GCVE-0-2017-14185
GCVE (VulDB): GCVE-100-118205
SecurityFocus: 104288 - Fortinet FortiOS CVE-2017-14185 Information Disclosure Vulnerability
CERT Bund: WID-SEC-2026-0496 - Fortinet FortiOS: Mehrere Schwachstellen

See also: 🔍

Entryinfo

Created: 05/25/2018 23:53
Updated: 02/25/2026 08:26
Changes: 05/25/2018 23:53 (69), 03/16/2020 11:38 (6), 02/25/2026 08:26 (25)
Complete: 🔍
Cache ID: 216::103

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