Fortinet FortiOS Heap-Based Buffer Overflow Vulnerability
Summary
| CVE | CVE-2022-42475 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2023-01-02 09:15:00 UTC |
| Updated | 2023-11-07 03:53:00 UTC |
| Description | A heap-based buffer overflow vulnerability [CWE-122] in FortiOS SSL-VPN 7.2.0 through 7.2.2, 7.0.0 through 7.0.8, 6.4.0 through 6.4.10, 6.2.0 through 6.2.11, 6.0.15 and earlier and FortiProxy SSL-VPN 7.2.0 through 7.2.1, 7.0.7 and earlier may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests. |
Risk And Classification
EPSS: 0.994740000 probability, percentile 0.999400000 (date 2026-07-22)
CISA KEV: Listed on 2022-12-13; due 2023-01-03; ransomware use Known
Problem Types: CWE-787
CISA Known Exploited Vulnerability
| Vendor | Fortinet |
|---|---|
| Product | FortiOS |
| Name | Fortinet FortiOS Heap-Based Buffer Overflow Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://www.fortiguard.com/psirt/FG-IR-22-398; https://nvd.nist.gov/vuln/detail/CVE-2022-42475 |
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Fortinet | Fim-7901e | - | All | All | All |
| Hardware | Fortinet | Fim-7904e | - | All | All | All |
| Hardware | Fortinet | Fim-7910e | - | All | All | All |
| Hardware | Fortinet | Fim-7920e | - | All | All | All |
| Hardware | Fortinet | Fim-7921f | - | All | All | All |
| Hardware | Fortinet | Fim-7941f | - | All | All | All |
| Hardware | Fortinet | Fortigate-6300f | - | All | All | All |
| Hardware | Fortinet | Fortigate-6300f-dc | - | All | All | All |
| Hardware | Fortinet | Fortigate-6500f | - | All | All | All |
| Hardware | Fortinet | Fortigate-6500f-dc | - | All | All | All |
| Hardware | Fortinet | Fortigate-6501f | - | All | All | All |
| Hardware | Fortinet | Fortigate-6501f-dc | - | All | All | All |
| Hardware | Fortinet | Fortigate-6601f | - | All | All | All |
| Hardware | Fortinet | Fortigate-6601f-dc | - | All | All | All |
| Hardware | Fortinet | Fortigate-7030e | - | All | All | All |
| Hardware | Fortinet | Fortigate-7040e | - | All | All | All |
| Hardware | Fortinet | Fortigate-7060e | - | All | All | All |
| Hardware | Fortinet | Fortigate-7121f | - | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Operating System | Fortinet | Fortios | All | All | All | All |
| Application | Fortinet | Fortiproxy | 7.2.0 | 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 |
| Application | Fortinet | Fortiproxy | All | All | All | All |
| Hardware | Fortinet | Fpm-7620e | - | All | All | All |
| Hardware | Fortinet | Fpm-7620f | - | All | All | All |
| Hardware | Fortinet | Fpm-7630e | - | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| PSIRT Advisories | FortiGuard | MISC | fortiguard.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
| CISA Known Exploited Vulnerabilities catalog | CISA | www.cisa.gov | kev |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 43944 FortiOS Buffer OverFlow Vulnerability (FG-IR-22-398)