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CVE Watch—

CVE-2018-13383

Fortinet FortiOS and FortiProxy Out-of-bounds Write

CVSS

—

No CVSS

EPSS

33.6%

p98

KEV

YES

Jan 10, 2022

Exploit Today

79

0-100

Published: — · Last modified: —

EPSS · 30d

33.6%EPSS · 30 days33.6%

2026-08-022026-08-31

KEV catalog record

Product

Fortinet / FortiOS and FortiProxy

Vulnerability

Fortinet FortiOS and FortiProxy Out-of-bounds Write

Added to KEV

Jan 10, 2022

Remediate by

Jul 10, 2022

Known ransomware use

Yes

Summary description

A heap buffer overflow in Fortinet FortiOS and FortiProxy may cause the SSL VPN web service termination for logged in users.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2018-13383

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