CVE-2019-16896 Information

Description

In K7 Ultimate Security 16.0.0117 the module K7BKCExt.dll (aka the backup module) improperly validates the administrative privileges of the user allowing an arbitrary file write via a symbolic link attack with file restoration functionality.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/NtRaiseHardError/Antimalware-Research/blob/master/K720Security/Local20Privilege20Escalation/v16.0.0117/README.md https://support.k7computing.com/index.php?/selfhelp/categories/Vulnerability20Report20and20Advisory/29

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8