Multiple vulnerabilities in FortiSandbox

Published: 2021-09-07

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-29012 CVE-2020-29013
CWE-ID	CWE-613 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	FortiSandbox Server applications / DLP, anti-spam, sniffers
Vendor	Fortinet, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Insufficient Session Expiration

EUVDB-ID: #VU56384

Risk: Medium

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-29012

CWE-ID: CWE-613 - Insufficient Session Expiration

Exploit availability: No

Description

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

The vulnerability exists due to insufficient session expiration issue. A remote non-authenticated attacker can obtain or guess session token and gain unauthorized access to session that belongs to another user.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FortiSandbox: 3.2.0 - 3.2.1

External links

http://www.fortiguard.com/psirt/FG-IR-20-070

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.

2) Input validation error

EUVDB-ID: #VU56383

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-29013

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation vulnerability in the sniffer interface of FortiSandbox, related to sniffer's max file size. A remote user can pass send specially crafted requests and silently halt the sniffer.