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Palo Alto GlobalProtect Agent Privilege Escalation (CVE-2024-5921)

high Nessus Plugin ID 212127

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Synopsis

The remote host is missing a security update.

Description

According to its self-reported version, the Palo Alto GlobalProtect Agent installed on the remote host is affected by a vulnerability as referenced in the CVE-2024-5921 advisory:

 - An insufficient certification validation issue in the Palo Alto Networks GlobalProtect app enables attackers to connect the GlobalProtect app to arbitrary servers. This can enable a local non- administrative operating system user or an attacker on the same subnet to install malicious root certificates on the endpoint and subsequently install malicious software signed by the malicious root certificates on that endpoint. GlobalProtect App for Android is under evaluation. Please subscribe to our RSS feed https://security.paloaltonetworks.com/rss.xml to be alerted to new updates to this and other advisories. (CVE-2024-5921)

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 version 6.2.6 or later on Windows. See vendor advisory for updated guidance regarding MacOS/Linux.

See Also

https://security.paloaltonetworks.com/CVE-2024-5921

Plugin Details

Severity: High

ID: 212127

File Name: palo_alto_globalprotect_agent_CVE-2024-5921.nasl

Version: 1.1

Type: local

Agent: windows, macosx, unix

Family: Misc.

Published: 12/6/2024

Updated: 12/6/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2024-5921

CVSS v3

Risk Factor: High

Base Score: 8.4

Temporal Score: 7.6

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

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

CVSS v4

Risk Factor: High

Base Score: 7.1

Threat Score: 5.6

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:H

Vulnerability Information

CPE: cpe:/a:paloaltonetworks:globalprotect

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/26/2024

Vulnerability Publication Date: 11/26/2024

Reference Information

CVE: CVE-2024-5921

IAVA: 2024-A-0771