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Fortinet Fortigate - Buffer overflow in execute extender command (FG-IR-23-149)

medium Nessus Plugin ID 179503

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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-23-149 advisory.

 - A stack-based buffer overflow vulnerability [CWE-121]in FortiOS may allow an attacker to execute arbitrary code via specially crafted CLI commands, provided the attacker were able to evade FortiOS stack protections. (CVE-2023-29182)

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 7.4.0 or above

Please upgrade to FortiOS version 7.2.0 or above

Please upgrade to FortiOS version 7.0.4 or above

See Also

https://www.fortiguard.com/psirt/FG-IR-23-149

https://code610.blogspot.com/2023/04/fuzzing-fortigate-7.html

Plugin Details

Severity: Medium

ID: 179503

File Name: fortigate_FG-IR-23-149.nasl

Version: 1.6

Type: local

Family: Firewalls

Published: 8/8/2023

Updated: 9/15/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2023-29182

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/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: 8/8/2023

Vulnerability Publication Date: 8/8/2023

Reference Information

CVE: CVE-2023-29182

IAVA: 2023-A-0353-S