CVE-2021-42755

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.

• fortinet fortiproxy (>= 1.0.0 <= 1.0.7) • fortinet fortiproxy (>= 1.1.0 <= 1.1.6) • fortinet fortiproxy (>= 1.2.0 <= 1.2.13) • fortinet fortiproxy (>= 2.0.0 <= 2.0.6) • fortinet fortiproxy 7.0.0 • fortinet fortivoice 5.3.0 • fortinet fortivoice 5.3.1 • fortinet fortivoice 5.3.2 • fortinet fortivoice 5.3.3 • fortinet fortivoice 5.3.4 • fortinet fortivoice 5.3.5 • fortinet fortivoice 5.3.6 • fortinet fortivoice 5.3.7 • fortinet fortivoice 5.3.8 • fortinet fortivoice 5.3.10 • fortinet fortivoice 5.3.11 • fortinet fortivoice 5.3.12 • fortinet fortivoice 5.3.13 • fortinet fortivoice 5.3.14 • fortinet fortivoice 5.3.15 • fortinet fortivoice 5.3.16 • fortinet fortivoice 5.3.17 • fortinet fortivoice 5.3.18 • fortinet fortivoice 5.3.19 • fortinet fortivoice 5.3.20 • fortinet fortivoice 5.3.21 • fortinet fortivoice 5.3.22 • fortinet fortivoice 5.3.23 • fortinet fortivoice 5.3.24 • fortinet fortivoice 5.3.25 • fortinet fortivoice 5.3.26 • fortinet fortivoice 6.0.0 • fortinet fortivoice 6.0.1 • fortinet fortivoice 6.0.2 • fortinet fortivoice 6.0.3 • fortinet fortivoice 6.0.4 • fortinet fortivoice 6.0.5 • fortinet fortivoice 6.0.6 • fortinet fortivoice 6.0.7 • fortinet fortivoice 6.0.8 • fortinet fortivoice 6.0.9 • fortinet fortivoice 6.0.10 • fortinet fortivoice 6.4.0 • fortinet fortivoice 6.4.1 • fortinet fortivoice 6.4.2 • fortinet fortivoice 6.4.3 • fortinet fortios 5.4.0 • fortinet fortios 5.4.1 • fortinet fortios 5.4.2 • fortinet fortios 5.4.3 • fortinet fortios 5.4.4 • fortinet fortios 5.4.5 • fortinet fortios 5.4.6 • fortinet fortios 5.4.7 • fortinet fortios 5.4.8 • fortinet fortios 5.4.9 • fortinet fortios 5.4.10 • fortinet fortios 5.4.11 • fortinet fortios 5.4.12 • fortinet fortios 5.4.13 … and 70 more