Privilege escalation in FortiSwitch Manager CLI



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-40721
CWE-ID CWE-134
Exploitation vector Local
Public exploit N/A
Vulnerable software
 FortiSwitch Manager
Client/Desktop applications / Software for system administration

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Format string error

EUVDB-ID: #VU103885

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-40721

CWE-ID: CWE-134 - Use of Externally-Controlled Format String

Exploit availability: No

Description

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

The vulnerability exists due to a format string error in certain CLI commands. A local user can supply a specially crafted input that contains format string specifiers to the affected CLI command and execute arbitrary code on the target system.


Mitigation

Install update from vendor's website.

Vulnerable software versions

FortiSwitch Manager: 7.0.0 - 7.2.2

CPE2.3 External links

https://www.fortiguard.com/psirt/FG-IR-23-261


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.

Is there known malware, which exploits this vulnerability?

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



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