Format string error in FortiOS



Published: 2022-08-02
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-22299
CWE-ID CWE-134
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		FortiOS
Operating systems & Components / Operating system

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Format string error

EUVDB-ID: #VU65981

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-22299

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

Exploit availability: No

Description

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

The vulnerability exists due to a format string error in the command line interpreter. A remote authenticated 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 updates from vendor's website.

Vulnerable software versions

FortiOS: 6.0.0 - 7.0.3

External links

http://fortiguard.fortinet.com/psirt/FG-IR-21-235


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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