McAfee True Key up to 5.1.230.7 Microsoft Windows Client 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.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in McAfee True Key up to 5.1.230.7. It has been rated as critical. The impacted element is an unknown function of the component Microsoft Windows Client. The manipulation leads to access control. This vulnerability is listed as CVE-2018-6757. The attack must be carried out locally. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in McAfee True Key up to 5.1.230.7. It has been rated as critical. This issue affects an unknown function of the component Microsoft Windows Client. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Privilege Escalation vulnerability in Microsoft Windows client in McAfee True Key (TK) 5.1.230.7 and earlier allows local users to execute arbitrary code via specially crafted malware.

The bug was discovered 12/06/2018. The weakness was presented 12/06/2018 (Website). The advisory is shared at service.mcafee.com. The identification of this vulnerability is CVE-2018-6757 since 02/06/2018. An attack has to be approached locally. The successful exploitation requires a simple authentication. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371380 (McAfee True Key Windows Application update fixes Weak Directory Permission Vulnerability TS102872).

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (45961). See VDB-115528, VDB-127671 and VDB-127672 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

McAfee

Name

True Key

Version

License

commercial

Website

Vendor: https://www.mcafee.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (McAfee): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/06/2018 🔍
12/06/2018 +303 days 🔍
12/06/2018 +0 days 🔍
12/06/2018 +0 days 🔍
12/07/2018 +1 days 🔍
09/29/2025 +2488 days 🔍

Sourcesinfo

Vendor: mcafee.com

Advisory: service.mcafee.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-6757 (🔍)
GCVE (CVE): GCVE-0-2018-6757
GCVE (VulDB): GCVE-100-127673
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 12/07/2018 09:39
Updated: 09/29/2025 12:50
Changes: 12/07/2018 09:39 (60), 04/18/2020 20:32 (5), 06/13/2023 14:37 (14), 09/29/2025 12:50 (14)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.