Privilege escalation in ESET Cyber Security, Endpoint Security and Antivirus for macOS

1) Hidden functionality

EUVDB-ID: #VU21925

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-16519

CWE-ID: CWE-912 - Hidden Functionality (Backdoor)

Exploit availability: No

Description

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

The vulnerability exists due to presence of an undocumented feature in scheduled tasks. A local user can execute arbitrary code with root privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ESET Cyber Security: 6.7.900.0

ESET Endpoint Security for macOS: 6.7.900.0

ESET Endpoint Antivirus for macOS: 6.7.900.0

External links

http://support.eset.com/ca7317/

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.