CVE-2019-17652

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

A stack buffer overflow vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to cause FortiClient processes running under root priviledge crashes via sending specially crafted "StartAvCustomScan" type IPC client requests to the fctsched process due the argv data not been well sanitized.

Una vulnerabilidad de desbordamiento del búfer de la pila en FortiClient para Linux versiones 6.2.1 y posteriores, puede permitir a un usuario con privilegios bajos causar que los procesos de FortiClient se ejecuten bajo bloqueos de los privilegios root mediante el envío de peticiones del cliente IPC de tipo "StartAvCustomScan" especialmente diseñadas hacia el proceso fctsched debido a que los datos argv no han sido bien saneados.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2019-10-16 CVE Reserved
2020-02-06 CVE Published
2023-03-08 EPSS Updated
2024-10-25 CVE Updated
2024-10-25 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://danishcyberdefence.dk/blog/forticlient_linux	2024-10-25

URL	Date	SRC

URL	Date	SRC
https://fortiguard.com/psirt/FG-IR-19-238	2020-02-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Fortinet Search vendor "Fortinet"		Forticlient Search vendor "Fortinet" for product "Forticlient"				<= 6.2.1 Search vendor "Fortinet" for product "Forticlient" and version " <= 6.2.1"		linux		Affected