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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 SAML server configuration may allow an authenticated attacker to achieve arbitrary code execution viaspecifically 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

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: 1.2

Type: local

Family: Firewalls

Published: 2/24/2023

Updated: 3/1/2023

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