CVE-2023-27997
Fortinet / FortiOS and FortiProxy SSL-VPN
Ransomware campaign
Added 2023-06-13
Due 2023-07-04
Fortinet FortiOS and FortiProxy SSL-VPN Heap-Based Buffer Overflow Vulnerability
Fortinet FortiOS and FortiProxy SSL-VPN contain a heap-based buffer overflow vulnerability which can allow an unauthenticated, remote attacker to execute code or commands via specifically crafted requests.
Required action
Apply updates per vendor instructions.
Notes: https://www.fortiguard.com/psirt/FG-IR-23-097; https://nvd.nist.gov/vuln/detail/CVE-2023-27997
Metadata
| Added to KEV | 2023-06-13 |
| Remediation due | 2023-07-04 |
| Ransomware use | Known |
| CWEs | CWE-122 |
| Ingested | 2026-04-24 15:03:13 |
Cross-mesh regulatory overlay
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