#VU57074 Path traversal in FortiClientEMS - CVE-2020-15941

Vulnerability identifier: #VU57074

Vulnerability risk: Medium

CVSSv4.0: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-15941

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FortiClientEMS
Other software / Other software solutions

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the name parameter. A remote authenticated attacker can send a specially crafted HTTP request and add or delete the files of the server.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FortiClientEMS: 6.2.0 - 6.4.1

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External links
https://www.fortiguard.com/psirt/FG-IR-20-074

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.