Privilege escalation in McAfee Total Protection

1) Improper Privilege Management

EUVDB-ID: #VU48770

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7335

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper privilege management within the handling of junctions. A local user can create a junction, abuse the product to overwrite the contents of a chosen file and escalate privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

McAfee Total Protection (MTP): before 16.0.29

External links

http://service.mcafee.com/FAQDocument.aspx?&id=TS103089
http://www.zerodayinitiative.com/advisories/ZDI-20-1388/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.