CVE-2018-7572 Information

Description

Pulse Secure Client 9.0R1 and 5.3RX before 5.3R5 when configured to authenticate VPN users during Windows Logon can allow attackers to bypass Windows authentication and execute commands on the system with the privileges of Pulse Secure Client. The attacker must interrupt the client’s network connectivity and trigger a connection to a crafted proxy server with an invalid SSL certificate that allows certification-manager access leading to the ability to browse local files and execute local programs.

CVSS Vector

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.mdsec.co.uk/2018/09/advisory-cve-2018-7572-pulse-secure-client-authentication-bypass/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.8