VDB-185939 · CVE-2020-15940 · FG-IR-20-067

Fortinet FortiClientEMS up to 6.2.9/6.4.1 Parameter Name 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.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Fortinet FortiClientEMS up to 6.2.9/6.4.1. It has been classified as problematic. The affected element is an unknown function of the component Parameter Handler. The manipulation of the argument Name leads to cross site scripting. This vulnerability is traded as CVE-2020-15940. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Fortinet FortiClientEMS up to 6.2.9/6.4.1. It has been rated as problematic. This issue affects an unknown code block of the component Parameter Handler. The manipulation of the argument name 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 weakness was shared 11/03/2021 as FG-IR-20-067. It is possible to read the advisory at fortiguard.com. The identification of this vulnerability is CVE-2020-15940 since 07/24/2020. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

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

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

Productinfo

Vendor

Fortinet

Name

FortiClientEMS

Version

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

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

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 4.1
CNA Vector (Fortinet, Inc.): 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/24/2020 🔍
11/03/2021 +467 days 🔍
11/03/2021 +0 days 🔍
11/06/2021 +3 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-20-067
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-15940 (🔍)
GCVE (CVE): GCVE-0-2020-15940
GCVE (VulDB): GCVE-100-185939

Entryinfo

Created: 11/03/2021 08:18
Updated: 11/06/2021 12:37
Changes: 11/03/2021 08:18 (49), 11/06/2021 12:30 (2), 11/06/2021 12:37 (18)
Complete: 🔍
Cache ID: 216::103