Fortinet Fortigate DOS in headers management (FG-IR-23-151)

medium Nessus Plugin ID 185608

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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-23-151 advisory.

- A numeric truncation error in Fortinet FortiProxy version 7.2.0 through 7.2.4, FortiProxy version 7.0.0 through 7.0.10, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1, all versions, FortiProxy 1.0 all versions, FortiOS version 7.4.0, FortiOS version 7.2.0 through 7.2.5, FortiOS version 7.0.0 through 7.0.12, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all versions allows attacker to denial of service via specifically crafted HTTP requests. (CVE-2023-36641)

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 Fortigate version 6.0.999999 / 6.2.999999 / 6.4.999999 / 7.0.13 / 7.2.6 / 7.4.1 or later.

Plugin Details

Severity: Medium

ID: 185608

File Name: fortigate_FG-IR-23-151.nasl

Version: 1.8

Type: local

Family: Firewalls

Published: 11/14/2023

Updated: 10/28/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-36641

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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: 11/14/2023

Vulnerability Publication Date: 11/14/2023

Reference Information

CVE: CVE-2023-36641

IAVA: 2023-A-0643-S

Detections

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