VDB-157652 · CVE-2020-7283 · GCVE-0-2020-7283

McAfee Total Protection up to 16.0.R25 Symbolic Link insufficient privileges

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.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in McAfee Total Protection up to 16.0.R25. Affected by this vulnerability is an unknown functionality of the component Symbolic Link Handler. Such manipulation leads to insufficient privileges. This vulnerability is uniquely identified as CVE-2020-7283. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in McAfee Total Protection up to 16.0.R25. It has been rated as critical. Affected by this issue is an unknown code block of the component Symbolic Link Handler. The manipulation with an unknown input leads to a insufficient privileges vulnerability. Using CWE to declare the problem leads to CWE-274. The product does not handle or incorrectly handles when it has insufficient privileges to perform an operation, leading to resultant weaknesses. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Privilege Escalation vulnerability in McAfee Total Protection (MTP) before 16.0.R26 allows local users to create and edit files via symbolic link manipulation in a location they would otherwise not have access to. This is achieved through running a malicious script or program on the target machine.

The weakness was disclosed 07/03/2020 (Website). The advisory is shared for download at service.mcafee.com. This vulnerability is handled as CVE-2020-7283 since 01/21/2020. The exploitation is known to be difficult. The attack needs to be approached locally. The requirement for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 16.0.R26 eliminates this vulnerability.

The entries VDB-157650, VDB-157651 and VDB-159338 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

McAfee

Name

Total Protection

Version

16.0.R25

License

commercial

Website

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

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 4.5
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: 🔍

Exploitinginfo

Class: Insufficient privileges
CWE: CWE-274 / 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: Total Protection 16.0.R26

Timelineinfo

01/21/2020 🔍
07/03/2020 +164 days 🔍
07/04/2020 +1 days 🔍
10/28/2020 +116 days 🔍

Sourcesinfo

Vendor: mcafee.com

Advisory: service.mcafee.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-7283 (🔍)
GCVE (CVE): GCVE-0-2020-7283
GCVE (VulDB): GCVE-100-157652
See also: 🔍

Entryinfo

Created: 07/04/2020 07:59
Updated: 10/28/2020 20:41
Changes: 07/04/2020 07:59 (40), 07/04/2020 08:04 (11), 10/28/2020 20:35 (1), 10/28/2020 20:41 (1)
Complete: 🔍
Cache ID: 216::103