Fortinet Fortigate - Flaws over DHCP and DNS keys encryption scheme (FG-IR-22-080)

low Nessus Plugin ID 174401

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-22-080 advisory.

- A missing cryptographic steps vulnerability [CWE-325] in the functions that encrypt the DHCP and DNS keys in Fortinet FortiOS version 7.2.0, 7.0.0 through 7.0.5, 6.4.0 through 6.4.9, 6.2.x and 6.0.x may allow an attacker in possession of the encrypted key to decipher it. (CVE-2022-29054)

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 7.2.1 or above Please upgrade to FortiOS version 7.0.8 or above Please upgrade to FortiProxy version 7.2.2 or above Please upgrade to FortiProxy version 7.0.8 or above

See Also

https://www.fortiguard.com/psirt/FG-IR-22-080

Plugin Details

Severity: Low

ID: 174401

File Name: fortigate_FG-IR-22-080.nasl

Version: 1.0

Type: local

Family: Firewalls

Published: 4/17/2023

Updated: 4/17/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Low

Base Score: 1.7

Temporal Score: 1.3

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

CVSS Score Source: CVE-2022-29054

CVSS v3

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.9

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

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

Vulnerability Information

CPE: cpe:/a:fortinet:fortiproxy

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/16/2023

Vulnerability Publication Date: 2/16/2023

Reference Information

CVE: CVE-2022-29054

IAVA: 2023-A-0110-S