CVE-2023-27997

Description

A heap-based buffer overflow vulnerability [CWE-122] in FortiOS version 7.2.4 and below, version 7.0.11 and below, version 6.4.12 and below, version 6.0.16 and below and FortiProxy version 7.2.3 and below, version 7.0.9 and below, version 2.0.12 and below, version 1.2 all versions, version 1.1 all versions SSL-VPN may allow a remote attacker to execute arbitrary code or commands via specifically crafted requests.

Fortinet, Inc.

Severity: CRITICAL
CVE ID: CVE-2023-27997
CVSS Score: 9.8
CVSS Metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Refrence: NVDMITRE

Proof Of Concept

rio128128

POC FortiOS SSL-VPN buffer overflow vulnerability

Refrence: GitHub

BishopFox

Safely detect whether a FortiGate SSL VPN instance is vulnerable to CVE-2023-27997 based on response timing

Refrence: GitHub

imbas007

Refrence: GitHub

puckiestyle

Refrence: GitHub

TechinsightsPro

Search vulnerable FortiOS devices via Shodan (CVE-2023-27997)

Refrence: GitHub

Cyb3rEnthusiast

How to get access via CVE-2022-27997

Refrence: GitHub

lexfo

xortigate-cve-2023-27997

Refrence: GitHub

delsploit

Refrence: GitHub

awchjimmy

A short tutorial about how to find and verify FortiOS vulnerablility.

Refrence: GitHub