VDB-301865 · CVE-2019-16149 · FG-IR-19-072

Fortinet FortiClientEMS 6.2.0 cross site scripting

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.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Fortinet FortiClientEMS 6.2.0. This vulnerability affects unknown code. The manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2019-16149. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Fortinet FortiClientEMS 6.2.0 and classified as problematic. This issue affects an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

An Improper Neutralization of Input During Web Page Generation in FortiClientEMS version 6.2.0 may allow a remote attacker to execute unauthorized code by injecting malicious payload in the user profile of a FortiClient instance being managed by the vulnerable system.

The advisory is shared at fortiguard.fortinet.com. The identification of this vulnerability is CVE-2019-16149 since 09/09/2019. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Fortinet

Name

FortiClientEMS

Version

6.2.0

License

commercial

Website

Vendor: https://www.fortinet.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (fortinet): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

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: 🔍

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: 🔍

Timelineinfo

09/09/2019 🔍
03/28/2025 +2027 days 🔍
03/28/2025 +0 days 🔍
07/16/2025 +109 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-19-072
Status: Confirmed

CVE: CVE-2019-16149 (🔍)
GCVE (CVE): GCVE-0-2019-16149
GCVE (VulDB): GCVE-100-301865

Entryinfo

Created: 03/28/2025 11:46
Updated: 07/16/2025 01:04
Changes: 03/28/2025 11:46 (63), 07/16/2025 01:04 (12)
Complete: 🔍
Cache ID: 216::103