Link following in McAfee Endpoint Security (ENS) for Windows



| Updated: 2020-10-06
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-7250
CWE-ID CWE-59
Exploitation vector Local
Public exploit N/A
Vulnerable software
 McAfee Endpoint Security (ENS)
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor McAfee

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Link following

EUVDB-ID: #VU47343

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-7250

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a symlink following issue. A local user can gain elevated privileges by pointing the link to files which the user which not normally have permission to alter via carefully creating symbolic links from the ENS log file directory.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

McAfee Endpoint Security (ENS): All versions

CPE2.3 External links

https://kc.mcafee.com/corporate/index?page=content&id=SB10309


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.



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