Vulnerability identifier: #VU16163

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-13376

CWE-ID: CWE-401

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FortiOS
Operating systems & Components / Operating system

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to uninitialized memory buffer leak exists in FortiOS web proxy's disclaimer response web pages. A remote attacker can trigger memory leak and access sensitive data be displayed in the HTTP response.

Mitigation
The vulnerability has been fixed in the versions 5.4.8, 5.6.4 and 6.0.0.

Vulnerable software versions

FortiOS: 5.4.6 - 5.4.7, 5.6.1 - 5.6.3, 5.2.12 - 5.2.13

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External links
http://fortiguard.com/psirt/FG-IR-18-325

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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.