SB2024052014 - Format string errors in several Fortinet products

Description

This security bulletin contains information about 2 vulnerabilities.

1) Format string error (CVE-ID: CVE-2023-36640)

CWE-ID: CWE-134 - Use of Externally-Controlled Format String

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

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a format string error in CLI. A local privileged user can pass specially crafted input to the CLI command and execute arbitrary code on the system.

2) Format string error (CVE-ID: CVE-2023-45583)

CWE-ID: CWE-134 - Use of Externally-Controlled Format String

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

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a format string error in CLI. A local privileged user can pass specially crafted input to the CLI command and execute arbitrary code on the system.

Remediation

Install update from vendor's website.

References

• https://fortiguard.com/psirt/FG-IR-23-137