fortinet
Safeguard articles tagged "fortinet" — guides, analysis, and best practices for software supply chain and application security.
12 articles
FortiOS CVE-2024-21762 Explained: The SSL VPN Out-of-Bounds Write RCE
CVE-2024-21762 is a pre-authentication out-of-bounds write in the FortiOS SSL VPN daemon that allows remote code execution. Here is the timeline, root cause, detection, and the full list of fixed versions.
The Gentlemen RaaS Database Leak: What the May 2026 Breach Revealed About a Top Ransomware Operation
An insider sold The Gentlemen's internal 'Rocket' backend in May 2026, exposing affiliate structure, tooling, and negotiation logs of one of 2026's most prolific RaaS crews. Here is what the leak teaches defenders.
Fortinet CVE-2024-21762 Deep Dive: Why SSL-VPN Keeps Producing Critical CVEs
The February 2024 FortiOS SSL-VPN remote code execution vulnerability continues a pattern of high-impact CVEs in edge appliances. A technical retrospective and structural analysis.
CVE-2025-59718 in FortiOS: FortiCloud SSO SAML Bypass
An unauthenticated SAML message manipulation lets attackers log in as admin on FortiGate, FortiWeb, and FortiProxy. We unpack the bug and the IR steps.
CVE-2025-64446 in Fortinet FortiWeb: Patch Posture & SBOM Response
FortiWeb path traversal + RCE scored CVSS 9.1 and entered CISA KEV after months of targeted exploitation. Defender playbook for the WAF emergency.
CVE-2025-32756 in FortiVoice: HTTP Stack Overflow to Root RCE
A stack-based buffer overflow in FortiVoice and FortiMail web portals lets unauthenticated attackers execute root commands over HTTPS.
Fortinet FortiGate Authentication Bypass: CVE-2024-55591 Explained
A critical authentication bypass in FortiOS and FortiProxy allowed attackers to gain super-admin privileges via crafted Node.js websocket requests. Here's what happened and how to protect your infrastructure.
FortiJump: CVE-2024-47575 FortiManager Zero-Day Exploited at Scale
CVE-2024-47575, dubbed FortiJump, allowed unauthenticated attackers to execute commands on FortiManager devices. Mandiant confirmed exploitation by a new threat cluster targeting managed Fortinet infrastructure.
Fortinet FortiOS CVE-2024-21762: Exploitation Patterns
CVE-2024-21762 gave attackers pre-auth RCE on FortiGate SSL VPN. We trace the exploitation patterns, scanner behavior, and who got hit first.
FortiGate CVE-2023-27997: Critical Heap Overflow in SSL VPN
A pre-authentication heap overflow in FortiOS SSL VPN allowed remote code execution on hundreds of thousands of internet-facing firewalls.
Fortinet FortiProxy CVE-2023-25610: Buffer Underwrite in Network Security Infrastructure
CVE-2023-25610 allowed unauthenticated RCE on FortiOS and FortiProxy through a buffer underwrite vulnerability. Another critical flaw in perimeter security appliances.
FortiGate SSL-VPN Zero-Day (CVE-2022-42475): How a Heap Overflow Gave Attackers the Keys
A heap-based buffer overflow in Fortinet's SSL-VPN was actively exploited before disclosure. State-sponsored actors used it to deploy custom implants on critical infrastructure.