SB2021090717 - Multiple vulnerabilities in FortiSandbox

Description

This security bulletin contains information about 2 vulnerabilities.

1) Insufficient Session Expiration (CVE-ID: CVE-2020-29012)

CWE-ID: CWE-613 - Insufficient Session Expiration

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green

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.

2) Input validation error (CVE-ID: CVE-2020-29013)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

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.

Remediation

Install update from vendor's website.

References

• https://www.fortiguard.com/psirt/FG-IR-20-070
• https://www.fortiguard.com/psirt/FG-IR-20-178