Multiple vulnerabilities in Fortinet FortiClient (Windows)



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-41840
CVE-2023-33304
CWE-ID CWE-426
CWE-798
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Fortinet FortiClient for Windows
Server applications / Other server solutions

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Untrusted search path

EUVDB-ID: #VU83265

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-41840

CWE-ID: CWE-426 - Untrusted Search Path

Exploit availability: No

Description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to usage of an untrusted search path. A local user can perform a DLL Hijack attack via a malicious OpenSSL engine library in the search path.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Fortinet FortiClient for Windows: 7.0.9 - 7.2.1

CPE2.3 External links

https://fortiguard.com/psirt/FG-IR-23-274


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.

2) Use of hard-coded credentials

EUVDB-ID: #VU83266

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-2023-33304

CWE-ID: CWE-798 - Use of Hard-coded Credentials

Exploit availability: No

Description

The vulnerability allows a local user to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A local administrator can access the affected system using the hard-coded credentials.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Fortinet FortiClient for Windows: 7.0.0 - 7.2.1

CPE2.3 External links

https://fortiguard.com/psirt/FG-IR-23-108


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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