Multiple vulnerabilities in FortiSIEM

Published: 2023-11-17

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-41676 CVE-2023-36553
CWE-ID	CWE-532 CWE-78
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	FortiSIEM Server applications / DLP, anti-spam, sniffers
Vendor	Fortinet, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU83250

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-41676

CWE-ID: CWE-532 - Information Exposure Through Log Files

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to software stores sensitive information in log files in clear text. A remote user with access to windows agent logs can obtain the windows agent password by searching through the logs.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FortiSIEM: 6.7.0 - 7.0.0

CPE2.3

External links

http://fortiguard.com/psirt/FG-IR-23-290

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) OS Command Injection

EUVDB-ID: #VU83249

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-36553

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in FortiSIEM report server. A remote unauthenticated attacker can send a specially crafted API request to the system and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.