VDB-150754 · CVE-2020-9442 · GCVE-0-2020-9442

OpenVPN Connect 3.1.0.361 on Windows win10 permissions

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.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in OpenVPN Connect 3.1.0.361 on Windows. Affected is an unknown function in the library drvstore.dll of the file %PROGRAMDATA%\OpenVPN Connect\drivers\tap\amd64\win10. Executing a manipulation can lead to permissions. The identification of this vulnerability is CVE-2020-9442. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability has been found in OpenVPN Connect 3.1.0.361 on Windows (Network Encryption Software) and classified as critical. This vulnerability affects some unknown functionality in the library drvstore.dll of the file %PROGRAMDATA%\OpenVPN Connect\drivers\tap\amd64\win10. The manipulation with an unknown input leads to a permissions vulnerability. The CWE definition for the vulnerability is CWE-281. The product does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

OpenVPN Connect 3.1.0.361 on Windows has Insecure Permissions for %PROGRAMDATA%\OpenVPN Connect\drivers\tap\amd64\win10, which allows local users to gain privileges by copying a malicious drvstore.dll there.

The weakness was shared 02/28/2020. This vulnerability was named CVE-2020-9442 since 02/28/2020. Local access is required to approach this attack. A single authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

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

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

Productinfo

Type

Network Encryption Software

Name

OpenVPN Connect

Version

3.1.0.361

License

open-source

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Permissions
CWE: CWE-281 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/28/2020 🔍
02/28/2020 +0 days 🔍
03/02/2020 +3 days 🔍
04/07/2024 +1497 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2020-9442 (🔍)
GCVE (CVE): GCVE-0-2020-9442
GCVE (VulDB): GCVE-100-150754

Entryinfo

Created: 03/02/2020 12:37
Updated: 04/07/2024 15:30
Changes: 03/02/2020 12:37 (36), 03/02/2020 12:42 (18), 04/07/2024 15:30 (17)
Complete: 🔍
Cache ID: 216::103