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Fortinet Fortigate Access to NULL pointer in SSL VPN portal (FG-IR-22-086)

high Nessus Plugin ID 209851

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Synopsis

Fortinet Firewall is missing one or more security-related updates.

Description

The version of Fortigate installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-22-086 advisory.

 - A access of uninitialized pointer in Fortinet FortiOS version 7.2.0, 7.0.0 through 7.0.5, 6.4.0 through 6.4.8, 6.2.0 through 6.2.10, 6.0.x, FortiProxy version 7.0.0 through 7.0.4, 2.0.0 through 2.0.9, 1.2.x allows a remote unauthenticated or authenticated attacker to crash the sslvpn daemon via an HTTP GET request. (CVE-2022-29055)

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

Solution

Please upgrade to FortiOS version 6.2.11/6.4.10/7.0.7/7.2.2 or later.

See Also

https://www.fortiguard.com/psirt/FG-IR-22-086

Plugin Details

Severity: High

ID: 209851

File Name: fortigate_FG-IR-22-086.nasl

Version: 1.1

Type: local

Family: Firewalls

Published: 10/28/2024

Updated: 10/28/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2022-29055

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:fortinet:fortios

Required KB Items: Host/Fortigate/model, Host/Fortigate/version

Exploit Ease: No known exploits are available

Patch Publication Date: 10/10/2022

Vulnerability Publication Date: 10/10/2022

Reference Information

CVE: CVE-2022-29055

IAVA: 2022-A-0401-S