Information disclosure in FortiOS



Published: 2023-10-12
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-37935
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
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FortiOS
Operating systems & Components / Operating system

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU81969

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-37935

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to authentication tokens are passed via HTTP GET parameters in plain text in the FortiOS SSL VPN component. A remote attacker with ability to access parameters of HTTP GET request (e.g. by accessing proxy logs) can gain access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FortiOS: 7.0.0 - 7.4.0

External links

http://fortiguard.com/psirt/FG-IR-23-120


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.



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