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Fortinet FortiWeb Stack based buffer overflow in SAML management (FG-IR-22-151)

high Nessus Plugin ID 171902

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Synopsis

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

Description

The version of FortiWeb installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-22-151 advisory.

 - A stack-based buffer overflow vulnerability [CWE-121] in FortiWeb version 7.0.1 and below, 6.4 all versions, version 6.3.19 and below SAML server configuration may allow an authenticated attacker to achieve arbitrary code execution via specifically crafted XML files. (CVE-2023-23781)

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 FortiWeb version 6.3.20/7.0.2 or later.

See Also

https://www.fortiguard.com/psirt/FG-IR-22-151

Plugin Details

Severity: High

ID: 171902

File Name: fortiweb_FG-IR-22-151.nasl

Version: 1.5

Type: local

Family: Firewalls

Published: 2/24/2023

Updated: 10/28/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2023-23781

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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:/a:fortinet:fortiweb

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-2023-23781