Privilege escalation in FortiManager



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-47542
CWE-ID CWE-94
Exploitation vector Local
Public exploit N/A
Vulnerable software
 FortiManager
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Template injection

EUVDB-ID: #VU88236

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-47542

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper input validation in template engine. A local user with at least read-only permissions can use a specially crafted Jinja template to execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FortiManager: 7.0.0 - 7.4.1

CPE2.3 External links

http://www.fortiguard.com/psirt/FG-IR-23-419


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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