VDB-151526 · CVE-2020-7253 · GCVE-0-2020-7253

McAfee Agent up to 5.6.3 Self-Protection masvc.exe 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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in McAfee Agent up to 5.6.3 and classified as critical. Affected by this issue is some unknown functionality of the file masvc.exe of the component Self-Protection. Such manipulation leads to access control. This vulnerability is documented as CVE-2020-7253. The attack needs to be performed locally. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in McAfee Agent up to 5.6.3. Affected by this issue is an unknown code of the file masvc.exe of the component Self-Protection. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper access control vulnerability in masvc.exe in McAfee Agent (MA) prior to 5.6.4 allows local users with administrator privileges to disable self-protection via a McAfee supplied command-line utility.

The weakness was released 03/12/2020 (Website). The advisory is available at kc.mcafee.com. This vulnerability is handled as CVE-2020-7253 since 01/21/2020. The exploitation is known to be difficult. Local access is required to approach this attack. The exploitation needs additional levels of successful authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 5.6.4 eliminates this vulnerability.

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Productinfo

Vendor

McAfee

Name

Agent

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: 5.1
VulDB Meta Temp Score: 5.1

VulDB Base Score: 3.9
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.7
NVD Vector: 🔍

CNA Base Score: 5.7
CNA Vector (Trellix): 🔍

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: Access control
CWE: CWE-284 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Agent 5.6.4

Timelineinfo

01/21/2020 🔍
03/12/2020 +51 days 🔍
03/13/2020 +1 days 🔍
04/16/2024 +1495 days 🔍

Sourcesinfo

Vendor: mcafee.com

Advisory: kc.mcafee.com
Status: Not defined

CVE: CVE-2020-7253 (🔍)
GCVE (CVE): GCVE-0-2020-7253
GCVE (VulDB): GCVE-100-151526

Entryinfo

Created: 03/13/2020 16:45
Updated: 04/16/2024 07:22
Changes: 03/13/2020 16:45 (40), 03/13/2020 16:50 (11), 04/16/2024 07:22 (34)
Complete: 🔍
Cache ID: 216::103