Palo Alto GlobalProtect Agent 5.1 < 5.1.11 / 5.2 < 5.2.12 / 5.4 < 5.3.4 / 6.0 < 6.0.1 DoS

high Nessus Plugin ID 169506

Synopsis

A VPN client installed on remote host is affected by a privilege escalation vulnerability.

Description

The version of Palo Alto GlobalProtect Agent installed on the remote host is affected by a denial of service (DoS) vulnerability in the OpenSSL library which results in an infinite loop when parsing an invalid certificate.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Palo Alto GlobalProtect Agent 5.1.11, 5.2.12, 5.3.4, 6.0.1 or later

See Also

https://security.paloaltonetworks.com/CVE-2022-0778

Plugin Details

Severity: High

ID: 169506

File Name: palo_alto_globalprotect_agent_cve-2022-0778.nasl

Version: 1.1

Type: local

Agent: windows, macosx, unix

Family: Misc.

Published: 1/4/2023

Updated: 1/5/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2022-0778

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/a:paloaltonetworks:globalprotect

Required KB Items: installed_sw/Palo Alto GlobalProtect Agent

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/31/2022

Vulnerability Publication Date: 3/31/2022

Reference Information

CVE: CVE-2022-0778