VDB-114091 · CVE-2018-7493 · GCVE-0-2018-7493

CactusVPN up to 6.0 on MacOS Helper Tool access control

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.
8.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in CactusVPN up to 6.0 on MacOS. It has been classified as critical. Affected is an unknown function of the component Helper Tool. This manipulation causes access control. This vulnerability is handled as CVE-2018-7493. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in CactusVPN up to 6.0 on MacOS. It has been declared as critical. Affected by this vulnerability is an unknown code block of the component Helper Tool. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

CactusVPN through 6.0 for macOS suffers from a root privilege escalation vulnerability in its privileged helper tool. The privileged helper tool implements an XPC interface, which allows arbitrary applications to execute system commands as root.

The bug was discovered 03/06/2018. The weakness was released 03/05/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2018-7493 since 02/26/2018. Attacking locally is a requirement. The requirement for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 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

Name

CactusVPN

Version

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

02/26/2018 🔍
03/05/2018 +7 days 🔍
03/05/2018 +0 days 🔍
03/06/2018 +1 days 🔍
03/06/2018 +0 days 🔍
01/10/2020 +675 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-7493 (🔍)
GCVE (CVE): GCVE-0-2018-7493
GCVE (VulDB): GCVE-100-114091

Entryinfo

Created: 03/06/2018 08:00
Updated: 01/10/2020 15:42
Changes: 03/06/2018 08:00 (55), 01/10/2020 15:42 (1)
Complete: 🔍
Cache ID: 216:5BE:103