CVE-2021-42755 Information

Description

An integer overflow / wraparound vulnerability [CWE-190] in FortiSwitch 7.0.2 and below 6.4.9 and below 6.2.x 6.0.x; FortiRecorder 6.4.2 and below 6.0.10 and below; FortiOS 7.0.2 and below 6.4.8 and below 6.2.10 and below 6.0.x; FortiProxy 7.0.0 2.0.6 and below 1.2.x 1.1.x 1.0.x; FortiVoiceEnterprise 6.4.3 and below 6.0.10 and below dhcpd daemon may allow an unauthenticated and network adjacent attacker to crash the dhcpd deamon resulting in potential denial of service.

Reference

https://fortiguard.com/psirt/FG-IR-21-155