CVE-2019-3999

Druva inSync Windows Client 6.5.2 - Local Privilege Escalation

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Improper neutralization of special elements used in an OS command in Druva inSync Windows Client 6.5.0 allows a local, unauthenticated attacker to execute arbitrary operating system commands with SYSTEM privileges.

La neutralización inapropiada de elementos especiales utilizados en un comando del Sistema Operativo en Druva inSync Windows Client versión 6.5.0, permite a un atacante no autenticado local ejecutar comandos arbitrarios del sistema operativo con privilegios SYSTEM.

Druva inSync Windows Client version 6.5.2 suffers from a local privilege escalation vulnerability.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-01-03 CVE Reserved
2020-02-25 CVE Published
2020-04-29 First Exploit
2023-03-14 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CAPEC

References (7)

URL	Tag	Source
https://www.tenable.com/security/research/tra-2020-34
https://github.com/tenable/poc/blob/master/druva/inSync/druva_win_cphwnet64.py
https://www.matteomalvica.com/blog/2020/05/21/lpe-path-traversal

URL	Date	SRC
https://www.exploit-db.com/exploits/48400	2020-04-29
http://packetstormsecurity.com/files/157493/Druva-inSync-Windows-Client-6.5.2-Privilege-Escalation.html	2024-08-04
http://packetstormsecurity.com/files/157680/Druva-inSync-inSyncCPHwnet64.exe-RPC-Type-5-Privilege-Escalation.html	2024-08-04
https://www.tenable.com/security/research/tra-2020-12	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Druva Search vendor "Druva"	Insync Client Search vendor "Druva" for product "Insync Client"	6.5.0 Search vendor "Druva" for product "Insync Client" and version "6.5.0"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe