VDB-123759 · CVE-2018-4010 · BID 105319

ProtonVPN VPN Client 1.5.1 Configuration File os command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.8$0-$5k0.00

A vulnerability classified as critical has been found in ProtonVPN VPN Client 1.5.1 (Network Encryption Software). This affects some unknown processing of the component Configuration File. The manipulation with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An exploitable code execution vulnerability exists in the connect functionality of ProtonVPN VPN client 1.5.1. A specially crafted configuration file can cause a privilege escalation, resulting in the ability to execute arbitrary commands with the system's privileges.

The bug was discovered 09/07/2018. The weakness was shared 09/07/2018 by Paul with Cisco Talos (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-4010 since 01/01/2018. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 371179 (ProtonVPN VPN Client Privilege Escalation Vulnerability).

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

Productinfo

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Vendor

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/01/2018 🔍
09/07/2018 +248 days 🔍
09/07/2018 +0 days 🔍
09/07/2018 +0 days 🔍
09/07/2018 +0 days 🔍
09/08/2018 +1 days 🔍
03/21/2020 +560 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Paul
Organization: Cisco Talos
Status: Not defined

CVE: CVE-2018-4010 (🔍)
SecurityFocus: 105319 - ProtonVPN VPN Client CVE-2018-4010 Privilege Escalation Vulnerability

Entryinfo

Created: 09/08/2018 09:12
Updated: 03/21/2020 19:11
Changes: 09/08/2018 09:12 (60), 03/21/2020 19:11 (5)
Complete: 🔍

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