Double free in FortiOS



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-44247
CWE-ID CWE-415
Exploitation vector Network
Public exploit N/A
Vulnerable software
 FortiOS
Operating systems & Components / Operating system

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Double Free

EUVDB-ID: #VU89602

Risk: Low

CVSSv4.0: 6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-44247

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error caused by a double usage of json_object_put. A remote privileged user can send a specially crafted HTTP request to the device, trigger a double free error and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FortiOS: 6.2.0 - 6.4.15

CPE2.3 External links

https://fortiguard.com/psirt/FG-IR-23-195


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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