Unauthenticated remote code execution in FortiOS and FortiProxy admin interface



Published: 2023-03-09 | Updated: 2023-06-26
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-25610
CWE-ID CWE-124
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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FortiOS
Operating systems & Components / Operating system

FortiProxy
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer Underwrite ('Buffer Underflow')

EUVDB-ID: #VU73200

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-25610

CWE-ID: CWE-124 - Buffer Underwrite ('Buffer Underflow')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise the affected device.

The vulnerability exists due to a heap buffer underflow in the administrative interface. A remote non-authenticated attacker can send a specially crafted request to the administrative web interface of the affected device, trigger memory corruption and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FortiOS: 6.0.0 - 7.2.3

FortiProxy: 1.1.0 - 7.2.2

External links

http://fortiguard.fortinet.com/psirt/FG-IR-23-001


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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