Fortinet FortiClientMac/FortiClientLinux/FortiClientWindows cleartext storage

Summaryinfo

A vulnerability described as problematic has been identified in Fortinet FortiClientMac, FortiClientLinux and FortiClientWindows. Affected by this vulnerability is an unknown functionality. Such manipulation leads to cleartext storage. This vulnerability is referenced as CVE-2024-50570. The attack can only be performed from a local environment. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Fortinet FortiClientMac, FortiClientLinux and FortiClientWindows (unknown version) and classified as problematic. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a cleartext storage vulnerability. Using CWE to declare the problem leads to CWE-312. The product stores sensitive information in cleartext within a resource that might be accessible to another control sphere. Impacted is confidentiality. CVE summarizes:

A Cleartext Storage of Sensitive Information vulnerability [CWE-312] in FortiClientWindows 7.4.0 through 7.4.1, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13 and FortiClientLinux 7.4.0 through 7.4.2, 7.2.0 through 7.2.7, 7.0.0 through 7.0.13 may permit a local authenticated user to retrieve VPN password via memory dump, due to JavaScript's garbage collector

The advisory is shared for download at fortiguard.fortinet.com. This vulnerability is handled as CVE-2024-50570 since 10/24/2024. The exploitation is known to be difficult. The attack needs to be approached locally. The exploitation requires an enhanced level of successful authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1555.

The vulnerability scanner Nessus provides a plugin with the ID 213192 (Fortinet FortiClient Credentials can be dumped from memory (FG-IR-23-278)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (213192). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Fortinet

Name

• FortiClientLinux
• FortiClientMac
• FortiClientWindows

License

• commercial

Website

• Vendor: https://www.fortinet.com/

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Once again VulDB remains the best source for vulnerability data.

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