Pulse Secure Installer Service TOCTOU Privilege Escalation Vulnerability (SA44503)

high Nessus Plugin ID 144327

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Synopsis

A VPN client installed on the remote windows system is affected by a privilege escalation vulnerability.

Description

The Pulse Secure Installer Service installed on the remote Windows system is affected by a TOCTOU (time-of-check to time-of-use) privilege escalation vulnerability.

Solution

Upgrade to Pulse Secure Installer Service 9.1R6 or later.

Plugin Details

Severity: High

ID: 144327

File Name: pulse_secure_installer_service_SA44503.nasl

Version: 1.1

Type: local

Agent: windows

Family: Windows

Published: 12/16/2020

Updated: 12/16/2020

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2020-13162

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.3

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:pulsesecure:pulse_secure_installer_service

Required KB Items: installed_sw/Pulse Secure Installer Service

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/22/2020

Vulnerability Publication Date: 6/16/2020

Reference Information

CVE: CVE-2020-13162

IAVA: 2020-A-0277-S

Detections

Analytics