Fortinet FortiOS up to 5.2/5.4.7/5.6.2 HTTP Header Host cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Fortinet FortiOS up to 5.2/5.4.7/5.6.2. This affects an unknown function of the component HTTP Header Handler. The manipulation of the argument Host as part of HTTP Requests results in cross site scripting. This vulnerability is identified as CVE-2017-14190. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in Fortinet FortiOS up to 5.2/5.4.7/5.6.2 (Firewall Software). Affected is an unknown part of the component HTTP Header Handler. The manipulation of the argument Host as part of a HTTP Requests leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

A Cross-site Scripting vulnerability in Fortinet FortiOS 5.6.0 to 5.6.2, 5.4.0 to 5.4.7, 5.2 and earlier, allows attacker to inject arbitrary web script or HTML via maliciously crafted "Host" header in user HTTP requests.

The bug was discovered 01/22/2018. The weakness was released 01/29/2018 (Website). The advisory is available at fortiguard.com. This vulnerability is traded as CVE-2017-14190 since 09/07/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 106583 (Fortinet FortiOS 5.x < 5.4.8 / 5.6.x < 5.6.3 HTTP Host Header XSS(FG-IR-17-262)), 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 43667 (Fortigate FortiOS Persistent Cross-site Scripting (XSS) Vulnerability (FG-IR-17-262)).

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 (106583) and SecurityFocus (BID 102779†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: 106583
Nessus Name: Fortinet FortiOS 5.x < 5.4.8 / 5.6.x < 5.6.3 HTTP Host Header XSS(FG-IR-17-262)
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 🔍
01/22/2018 +137 days 🔍
01/22/2018 +0 days 🔍
01/28/2018 +6 days 🔍
01/29/2018 +1 days 🔍
01/29/2018 +0 days 🔍
01/30/2018 +1 days 🔍
02/02/2018 +3 days 🔍
02/02/2021 +1096 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: fortiguard.com
Researcher: Dhiraj Shrikant Datar, Paramount Computer Systems FZ LLC
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-14190 (🔍)
GCVE (CVE): GCVE-0-2017-14190
GCVE (VulDB): GCVE-100-112626
SecurityFocus: 102779 - Fortinet FortiOS CVE-2017-14190 HTML Injection Vulnerability
SecurityTracker: 1040284

Entryinfo

Created: 01/30/2018 08:04
Updated: 02/02/2021 10:50
Changes: 01/30/2018 08:04 (70), 12/31/2019 10:36 (6), 02/02/2021 10:46 (2), 02/02/2021 10:50 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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