CVE-2021-42755
Summary
| CVE | CVE-2021-42755 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2022-07-18 17:15:00 UTC |
| Updated | 2024-01-18 15:48:00 UTC |
| 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. |
Risk And Classification
Problem Types: CWE-190
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Fortinet | Fortios | 5.4.0 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.1 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.10 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.11 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.12 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.13 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.2 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.3 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.4 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.5 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.6 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.7 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.8 | All | All | All |
| Operating System | Fortinet | Fortios | 5.4.9 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.0 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.1 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.10 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.11 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.12 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.13 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.14 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.2 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.3 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.4 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.5 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.6 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.7 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.8 | All | All | All |
| Operating System | Fortinet | Fortios | 5.6.9 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.0 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.1 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.10 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.11 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.12 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.13 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.14 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.2 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.3 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.4 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.5 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.6 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.7 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.8 | All | All | All |
| Operating System | Fortinet | Fortios | 6.0.9 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.0 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.1 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.10 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.2 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.3 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.4 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.5 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.6 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.7 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.8 | All | All | All |
| Operating System | Fortinet | Fortios | 6.2.9 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.0 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.1 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.2 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.3 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.4 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.5 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.6 | All | All | All |
| Operating System | Fortinet | Fortios | 6.4.7 | All | All | All |
| Operating System | Fortinet | Fortios | 7.0.0 | All | All | All |
| Operating System | Fortinet | Fortios | 7.0.1 | All | All | All |
| Operating System | Fortinet | Fortios | 7.0.2 | All | All | All |
| Application | Fortinet | Fortiproxy | 7.0.0 | All | All | All |
| Application | Fortinet | Fortiproxy | All | All | All | All |
| Application | Fortinet | Fortiproxy | All | All | All | All |
| Application | Fortinet | Fortiproxy | All | All | All | All |
| Application | Fortinet | Fortiproxy | All | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.0 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.1 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.10 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.2 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.3 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.4 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.5 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.6 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.7 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.8 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.0.9 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.4.0 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.4.1 | All | All | All |
| Operating System | Fortinet | Fortirecorder Firmware | 6.4.2 | All | All | All |
| Operating System | Fortinet | Fortiswitch | All | All | All | All |
| Operating System | Fortinet | Fortiswitch | All | All | All | All |
| Operating System | Fortinet | Fortiswitch | All | All | All | All |
| Operating System | Fortinet | Fortiswitch | All | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.0 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.0 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.1 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.1 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.10 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.10 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.11 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.11 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.12 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.12 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.13 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.13 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.14 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.14 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.15 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.15 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.16 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.16 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.17 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.17 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.18 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.18 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.19 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.19 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.2 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.2 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.20 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.20 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.21 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.21 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.22 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.22 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.23 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.23 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.24 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.24 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.25 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.25 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.26 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.26 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.3 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.3 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.4 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.4 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.5 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.5 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.6 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.6 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.7 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.7 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.8 | All | All | All |
| Application | Fortinet | Fortivoice | 5.3.8 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.0 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.0 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.1 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.1 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.10 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.10 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.2 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.2 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.3 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.3 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.4 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.4 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.5 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.5 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.6 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.6 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.7 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.7 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.8 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.8 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.9 | All | All | All |
| Application | Fortinet | Fortivoice | 6.0.9 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.0 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.0 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.1 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.1 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.2 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.2 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.3 | All | All | All |
| Application | Fortinet | Fortivoice | 6.4.3 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| PSIRT Advisories | FortiGuard | CONFIRM | fortiguard.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 43939 FortiOS - Integer Overflow in dhcpd daemon Vulnerability (FG-IR-21-155)